Comment period closes on December 21, 2012
The Comment Period for this document closes on May 4th, 2012. Following this period, the Multifamily Standard Work Specifications (SWS) will undergo...
Referenced Standards can be found in the following attachments. The standards can be searched via Specification Line Number, or by Standard Name.
Topic: Safe Work Practices Subtopic: Safe Work Practices Global Worker Safety 1.1 Detail Name: Global Worker Safety Desired Outcome: Work...
Appropriate PPE will be used (e.g., knee pads, bump caps, additional padding) Proper equipment will be used for work Proper lifting techniques...
Hand tools will be used for intended purpose
Caution will be used around power cords, hoses, tarps and plastic sheeting Precautions will be taken when ladders are used, when working at...
Appropriate ventilation, hydration, rest breaks and cooling equipment will be provided 911 will be dialed when necessary
Ignition sources will be identified and eliminated (e.g., turn off pilot lights and fuel supply) Use of flammable material will be reduced and...
Assess potential asbestos hazard. If unsure whether material contains asbestos, contact a qualified asbestos professional to assess the material and...
Presence of lead based paint in pre‐1978 homes will be assumed unless testing confirms otherwise The Environmental Protection Agency (EPA)...
Design will be incorporated to eliminate or minimize hazards (e.g., material selection, access to equipment for installation and maintenance,...
Durable and wrist-protecting gloves will be worn that can withstand work activity
If the risk of airborne contaminants cannot be prevented, proper respiratory protection will be provided and worn (e.g., N-95 or equivalent face...
An electrical safety assessment will be performed All electric tools will be protected by ground-fault circuit interrupters (GFCI) Three-wire...
All homes will have a carbon monoxide alarm Ambient CO will be monitored during combustion testing and testing will be discontinued if ambient CO...
MSDSs and OSHA regulations will be consulted for protective clothing and equipment Eye protection will always be worn (e.g., safety glasses,...
Access and egress points will be located before beginning work Inspection will be conducted for frayed electrical wires Adequate ventilation...
Power tools will be inspected and used in accordance with manufacturer specifications to eliminate hazards associated with missing ground prongs,...
Hazardous materials will be handled in accordance with manufacturer specifications or MSDS standards to eliminate hazards associated with volatile...
Topic: General (Applies to all SWS) Subtopic: All Work Specifications Enclosure 2.1 Detail Name: Code Compliance Desired Outcome:...
Applicable codes and specifications will be reviewed Applicable codes will be followed. An alternative material, design or method of construction...
Topic: Air Sealing Subtopic: Roof 2.10 Detail Name: Above Roof Deck Air Sealing Desired Outcome: Continuous air, thermal and moisture...
Worker safety specifications will be in accordance with Global Worker Safety SWS
An occupant safety plan will be prepared, reviewed with and approved by building operators and implemented throughout production
Existing roof water management system will be identified Plans will be made for future water management system Existing roof system will be...
Existing roof covering will be removed
If the existing roof deck can be used as an air barrier- joints, seams, holes, gaps and penetrations will be sealed with sealants compatible with...
Insulation will be installed in accordance with manufacturer specifications without gaps, voids, compressions, misalignments or exposure to wind...
New roof covering will be installed in accordance with manufacturer specifications and local building code requirements
Documentation of material and R-value will be provided to building operations staff
Topic: Air Sealing Subtopic: Roof 2.11 Detail Name: Sealing and Insulating of Exterior Roof Access Panels and Hatches Desired Outcome: Roof...
All worker safety specifications will be in accordance with Global Worker Safety SWS
Occupant will be notified of changes or repairs to be made An occupant safety plan will be prepared and implemented
Location of air and thermal boundary will be identified in the attic and it will be determined if roof access intersects that boundary Roof access...
Roof access will be adjusted or repaired to properly fit the curb/jamb and allow for ease of operation (e.g., hardware adjustment and/or replacement)
Sealants will be compatible with their intended surfaces and applied in accordance with manufacturer specifications Selection will be durable,...
Roof access frame/curb will be sealed to prevent water and air intrusion to both the exterior and interior side of the roof/wall Roof access stop...
Appropriate weatherstripping materials will be used Durable weatherstripping material will be sized to span irregularities in the frame/curb as...
Access hatches will be insulated with noncompressible insulation to an R-value sufficient to prevent condensation on either conditioned or...
Roof access will be adjusted to properly fit the jamb and allow for ease of operation and security Roof access system will be tested for air...
Topic: Air Sealing Subtopic: Roof 2.12 Detail Name: Roof/Exterior Wall Connection, including Joints at Roof/Parapet/Wall Connections ...
Incorporate SWS Topic “General, Pre-inspection” Existing water control measures will be identified Air sealing locations will be identified...
Where gaps, cracks or holes are larger than 1/4” across and/or where the air sealing materials will be subject to temperature variations in excess of...
Continuous seal will be installed at roof/exterior wall junctions or roof/ exterior and wall/ parapet junctions including, but not limited to, beams,...
For framed parapets that are open between conditioned and unconditioned space, the parapet/wall cavity will be accessed and an internal air barrier...
Topic: Air Sealing Subtopic: Attics 2.14 Detail Name: Skylights and Shafts Desired Outcome: Maintain the integrity of the glazing system...
Glazing systems and curbs will be inspected for air and water leakage, integrity, proper operation and security Repairs will be completed before...
Holes and penetrations will be sealed Bypasses will be blocked and sealed Holes within fire resistance rated assemblies will be filled with a...
Insulation will be installed in accordance with manufacturer specifications and in full contact with all sides of existing cavity without gaps,...
Topic: Air Sealing Subtopic: Attics 2.15 Detail Name: Penetrations and Chases Desired Outcome: Penetrations and chases sealed to...
Specification(s): Incorporate SWS Topic General, Pre-inspection Gaps, cracks and holes in fire separations located within the work area will be...
Only noncombustible sealant will be used in contact with chimneys, vents and flues or any heat source (e.g., non IC rated recessed lights, heat...
Topic: Air Sealing Subtopic: Attics 2.16 Detail Name: Firewall in Unconditioned Attic Desired Outcome: Firewall separations in unconditioned...
Incorporate SWS Topic “General, Pre-inspection” Gaps, cracks and holes in fire separations located within the work area will be visually...
Continuous seal will be installed around seams, cracks, joints, edges, penetrations and connections at: • The intersection between firewall and...
Topic: Air Sealing Subtopic: Attics 2.17 Detail Name: Firewall in Conditioned Attic Desired Outcome: Firewalls sealed to prevent air...
Topic: Air Sealing Subtopic: Attics 2.18 Detail Name: Insulating around High Temperature Devices, Systems and Components Desired...
Incorporate SWS Topic “General, Pre-inspection” Confirm that flues or other high temperature elements are functioning as designed and do not...
Confirm that only noncombustible sealant has been used in contact with chimneys, vents and flues or any heat source (e.g., non IC rated recessed...
A rigid dam having a height greater than the insulation to be installed will be constructed to ensure a 3” clearance between combustion flue vent and...
Insulation will not be allowed between a heat-generating appliance and a dam unless material is rated for contact with heat generating sources
Topic: Air Sealing Subtopic: Attics 2.19 Detail Name: Sealing Access Doors and Similar Intentional Penetrations Desired Outcome: Attic...
Purpose of insulation and proper hatch operation will be communicated to building operations staff and occupant
If attic access is below the air and thermal boundary, the roof access will be in accordance with the Roof Access SWS If attic access is part of...
Access hatch frames will be sealed using caulk, gasket, weatherstrip or otherwise sealed with an air barrier material suitable film or solid material...
Access hatches will be insulated with noncompressible insulation to the same R-value as adjoining insulated assembly Attic hatch rough opening...
Insulation will be permanently attached and in complete contact with the air barrier
Attic access will be adjusted to properly fit the jamb and allow for ease of operation and security Attic access system will be tested for air...
Completed measure will be a minimum expected service life of 20 years
Topic: General (Applies to all SWS) Subtopic: Pre-Inspection 2.2 Detail Name: Work Area Inspection and Stabilization Desired Outcome:...
An inspection will be conducted for existing conditions that may be unsuitable for successful installation of proposed energy improvement
The inspection will include determination of the presence of known or presumed hazardous construction materials including lead paint, asbestos, and...
The inspection will include determination of the presence of adverse environmental conditions including excess moisture in contact with building...
Where excess moisture conditions are identified where their correction is not included in proposed work, such conditions will be corrected before...
Topic: Air Sealing Subtopic: Ceilings and Soffits 2.21 Detail Name: Air Sealing Complex Ceiling Planes Desired Outcome: Configuration of...
Work area will be cleared of existing insulation to locate and identify the optimal air sealing plane Elevation changes including interior...
Materials used to span elevation changes will be rigid and self-supporting over the distance spanned. Materials will be consistent with existing or...
Support material will be installed for spans wider than 24” except when air barrier material is rated to span greater distance under load (e.g.,...
Continuous seal will be installed around seams, cracks, joints, edges, penetrations and connections Pre-fabricated units may be used when meeting...
All remaining gaps will be sealed at the top of the dropped ceiling
Topic: Air Sealing Subtopic: Walls 2.22 Detail Name: Wall Penetration Sealing Desired Outcome: Wall penetrations sealed to prevent air...
Only noncombustible sealant will be used in contact with chimneys, vents and flues or any heat source (e.g. non IC rated recessed lights, heat lamps,...
Continuous seal will be installed around seams, cracks, joints, edges and penetrations When a penetration goes all of the way through a wall,...
Topic: Air Sealing Subtopic: Windows 2.23 Detail Name: Repair, Maintenance and Weatherstripping of Windows Desired Outcome: Windows are air...
Occupant will be notified of changes or repairs to be made An occupant safety plan will be prepared and implemented Occupant will be notified...
Glazing systems will be inspected for air and water leakage, warping, stability, no holes, hardware operates properly, proper operation and...
Operable glazing system will be adjusted or repaired to properly fit the jamb and allow for ease of operation (e.g., hardware adjustment and/or...
Fixed glazing system will be adjusted or repaired to properly fit the jamb In the event the fixed glazing unit has shifted enough to allow light...
When the glazing system trim/frame leaks at wall, the glazing system trim/frame will be sealed to the exterior and/or interior side of the wall ...
All weatherstripping will be an effective air barrier Durable weatherstripping material will be sized to span irregularities in the glazing system...
Glazing system will be adjusted to properly fit the jamb and allow for ease of operation and security Glazing system will be tested for air...
Topic: Air Sealing Subtopic: Doors 2.24 Detail Name: Repair, Maintenance and Weatherstripping of Doors Desired Outcome: Doors operable, air...
Door system will be inspected for air and water leakage, warping, stability, no holes, hardware operating properly, proper operation and security; if...
Door will be adjusted or repaired to properly fit the jamb and allow for ease of operation (e.g., hardware adjustment and/or replacement, replane...
When the door trim/frame leaks at wall, the door trim/frame will be sealed to both the exterior and interior side of the wall Door stop will be...
All weatherstripping will be an effective air barrier Durable weatherstripping material will be sized to span irregularities in the door/frame as...
Door will be adjusted to properly fit the jamb and allow for ease of operation and security Door system will be tested for air leakage in...
Topic: Air Sealing Subtopic: Windows 2.25 Detail Name: Window Replacement Desired Outcome: Maintain a continuous air and thermal barrier and...
Glazing type will be chosen by location in the building, building height, code and climate Window frame will be insulated and selected with...
Incorporate SWS Topic “General, Pre-inspection”
Glazing system frame will be aligned with the wall system’s air and thermal barrier to create a continuous air and thermal barrier Glazing system...
A sampling protocol will be used to test glazing system for air leakage in accordance with ASTM E783-02 A sampling protocol will be used to test...
Topic: Windows and Doors Subtopic: Doors 2.26 Detail Name: Exterior Door Replacement Desired Outcome: Exterior door selection and...
Door/glass will be selected by location in the building, building height, code and climate Door frame will be insulated and selected with thermal...
Door frame will be aligned with the wall system’s air and thermal barrier to create a continuous air and thermal barrier Door system will be...
Door will be adjusted to properly fit the jamb and allow for ease of operation and security A sampling protocol will be used to test door system...
Topic: Air Sealing Subtopic: Compartmentalization (Any room or space that needs to be isolated from other rooms or spaces e.g. mechanical rooms,...
Penetrations will be identified using visual inspections, infrared thermography, smoke and/or pressure tests (ASTM E1186-03 (2009))
Health and safety concerns will be addressed for occupants, workers and repair materials in accordance with OSHA standards (OSHA 1926, 1910) The...
Sealants and materials will be compatible with their intended surfaces and applied in accordance with manufacturer specifications Selection will...
This is a duplicate entry of 2.27.4
Repairs will be verified by visual inspections, infrared thermography, smoke and/or pressure tests consistent with the pre-inspection
Topic: Air Sealing Subtopic: Compartmentalization 2.28 Detail Name: Performance-Based Air Sealing of Dwelling Units and Corridors Desired...
Work will be coordinated with all other trades performing work in compartmentalized spaces to schedule any required systemwide test-out verification
Unit or corridor air leakage will be measured and penetrations identified using pressure tests ASTM E1186-03 (2009). Note: work will preserve...
Repairs will be verified by pressure tests consistent with the pre-inspection Any pressure balance test-out verification will be performed after...
Documentation of material and maintenance requirements will be provided to property manager/occupant, as appropriate
Topic: Air Sealing Subtopic: Compartmentalization 2.29 Detail Name: : Chase Ways (e.g., service spaces containing pipes, wires, ducts, and/or...
Penetrations will be identified using visual inspections, infrared thermography, smoke and/or pressure tests (ASTM E1186-03 (2009)) Access will be...
Access holes will be repaired Both temporary (during construction) and permanent demolition repairs will preserve the fire resistance ratings of...
Topic: Moisture Control Subtopic: Crawl Spaces and Basements 2.3 Detail Name: Covers for Sump Pumps, Drains, Pits and Other Intentional Slab...
Incorporate SWS Topic “General, Pre-inspection” Repairs necessary to stabilize treatment areas and protect or preserve integrity of energy...
All exposed water sources will be capped and operable/able to be opened for maintenance access Caps will be rigid, durable and suitable for high...
Documentation of material and maintenance requirements will be provided to property manager
Topic: Air Sealing Subtopic: Compartmentalization 2.30 Detail Name: Enclosed common area stairwells, elevators (floor-to-floor access),...
Work will be coordinated with all other trades performing work in compartmentalized spaces to schedule systemwide test-out verification requirements...
Penetrations will be identified using visual inspections, infrared thermography, smoke and/or pressure tests (ASTM E1186-03 (2009)) Worker access...
Repairs will be verified by visual inspections, infrared thermography, smoke and/or pressure tests consistent with the pre-inspection Any pressure...
All doors, hatches and louvers in stairwells will be tested and adjusted as a system to ensure effective operation and closure Verification will...
Topic: Air Sealing Subtopic: Compartmentalization 2.31 Detail Name: Isolating Combustion Appliance Rooms (e.g., boiler room, furnace room,...
Hazardous materials stored in mechanical rooms with air handlers or combustion appliances (e.g., boilers, furnaces) will be identified and removed;...
Repairs will be verified by pressure testing for every instance of the room type
Topic: Air Sealing Subtopic: Compartmentalization 2.32 Detail Name: Garages- Isolating from Living Spaces Desired Outcome: Effective air...
Penetrations will be identified using one or more of the following: Visual inspections Infrared thermography Air flow detection smoke or visible...
Health and safety concerns will be addressed for occupants, workers and repair materials in accordance with OSHA standards (OSHA 1926 or 1910) CO...
Pressure differential of garage to building will be measured CO levels in the building will be measured
Topic: Air Sealing Subtopic: Compartmentalization 2.33 Detail Name: Garages – Sealing penetrations Desired Outcome: Openings sealed to...
All lighting fixtures, wiring, plumbing, venting, ducting and gas piping penetrations will be sealed
All ductwork in attached garage will be sealed in accordance with the duct sealing specifications Where duct system serves any other conditioned...
All cracks in walls, ceilings or floors that separate conditionedspace from garage will be sealed, including cracks between mud sill, rim joists,...
Weatherstripping, door sweep or threshold will be installed to stop air leakage
Broken glass panes in doors will be replaced, pointed and glazed where needed Where glazing is permitted by code, verify that replacement glass...
Carbon monoxide alarms or detection systems that comply with applicable codes, laws and ordinances will be tested and confirmed to be operational...
Occupant and building operations staff will be educated on need to keep door from garage to conditioned space closed and need to minimize the time...
Topic: Air Sealing Subtopic: Slab-on-Grade 2.34 Detail Name: Air Seal Concrete Floor Slab Foundation: Raised, On Grade and Below-Grade ...
Incorporate SWS Topic “General, Pre-inspection” Where applicable (generally above-grade concrete slabs between conditioned and unconditioned...
Penetrations will be identified using visual inspections, smoke and/or pressure tests (ASTM E1186-03 (2009))
Health and safety concerns regarding for occupants, workers and materials will be addressed in accordance with OSHA standards (OSHA 1926, 1910) ...
Access holes will be repaired
Repairs will be verified by visual inspections, smoke and/or pressure tests consistent with the pre-inspection
Topic: Insulation Subtopic: Roof 2.35 Detail Name: Reflective Roof Coatings Desired Outcome: Reduced solar heat gain and increased...
Assess condition of existing roof system and correct all deficiencies prior to application of reflective coating Reflective coatings will only be...
Topic: Insulation Subtopic: Roof Decks (Underside of Deck - Attic Space Ceilings) 2.36 Detail Name: Spray Polyurethane Foam Preparation and...
An occupant safety plan will be prepared and implemented
All surfaces where spray polyurethane foam (SPF) is applied will be clean, dry and in accordance with manufacturer specifications for ambient and...
Attic space ventilation to be retained will be appropriately baffled and protected to allow for maximum application of foam insulation at exterior...
Insulation will be installed to prescribed R-value in accordance with manufacturer specifications Spray polyurethane foam (SPF) will be applied...
Topic: Insulation Subtopic: Roof Decks (Underside of Deck - Attic Space Ceilings) 2.37 Detail Name: Spray Polyurethane Foam Vented Roof Decks...
All surfaces where Spray polyurethane foam (SPF) is applied will be clean, dry and free of contamination and degradation Substrate surfaces will...
Vent chutes will be installed between all rafters or trusses to ensure a continuous ventilation path between the eave or soffit area and the ridge or...
All existing attic floor insulation and vapor retarder will be removed
Topic: Insulation Subtopic: Roof Decks (Underside of Deck - Attic Space Ceilings) 2.38 Detail Name: Spray Polyurethane Foam Vented Roof Decks...
Insulation will be installed to prescribed R-value in accordance with manufacturer specifications Spray polyurethane foam (SPF) will be applied to...
Documentation will be posted as required by federal specification 16CFR460.17
Topic: Insulation Subtopic: Attics 2.39 Detail Name: Accessible Unvented Flat Roof with or without Existing Insulation Desired...
Incorporate SWS Topic “General, Pre-inspection” Insulation will not be installed if moisture related issues are not resolved
New insulation that is not designed to also serve as an air barrier (e.g., closed cell polyurethane spray foam) will not be added until all air...
Attic insulation will be installed without gaps, voids, compressions, misalignments or wind intrusions Roof cavities will be blown with loose...
Code compliant ventilation will be installed before insulation
Documentation of material and R-value will be provided to occupant
Topic: Health and Safety Subtopic: Occupant Health 2.4 Detail Name: Radon Testing and Evaluation Desired Outcome: Work completed without...
EPA guidelines for radon in current edition of “Healthy Indoor Environment Protocols for Home Energy Retrofits” will be followed Test will be...
Topic: Insulation Subtopic: Attics 2.40 Detail Name: Loose Fill Over Existing Insulation on Accessible Attic Floors Desired Outcome:...
New insulation will not be added until all air sealing has been completed Existing insulation will be inspected to confirm that it is not...
The correct depth and number of bags will be blown in accordance with manufacturer specifications Insulation will be installed to prescribed...
Insulation will not be allowed on top of noninsulation contact (IC), rated can light boxes or between a heat generating appliance and a dam unless...
Topic: Insulation Subtopic: Attics 2.41 Detail Name: Insulating Inaccessible Attics Desired Outcome: Insulation installation does not...
Attics that cannot be air sealed will not be filled with blown insulation At no time will dense pack insulation products be considered an...
Topic: Insulation Subtopic: Attics 2.42 Detail Name: Installation/Correction of Unconditioned Attic Ventilation Desired...
Attic ventilation will be recommended or installed only if: The presence of an effective air barrier and thermal boundary between the attic and...
Attic vent types will be consistent with requirements for their specific location (e.g., exterior soffit, gable end, roof) and material and intended...
Placement of attic vents will be considered for proper air flow and prevention of entry of wind driven rain or snow
Baffling for attic soffit vents will be installed to: • Ensure proper air flow • Prevent wind washing of insulation • Allow maximum insulation...
All attic ventilation will have screens with noncorroding wire mesh with openings of 1/8” to prevent pest entry (e.g., birds, bats, bees) ...
Topic: Insulation Subtopic: Attics 2.43 Detail Name: Tenting, Air Sealing and Insulating Wet Sprinkler System Components in Unconditioned Attic...
When tenting is required, an air tight, rigid and insulated enclosure will be installed around entire sprinkler system exposed within the attic ...
Topic: Insulation Subtopic: Exterior Walls with Empty Wall Cavities 2.44 Detail Name: Dense Packing Blown Insulation Desired Outcome:...
All worker safety specifications will be in accordance with Global Worker Safety SWS Lead safety procedures in buildings built before 1980 will...
When feasible, insulation will be installed into cavities from the exterior side of the wall When feasible, exterior cladding at the insulation ...
Using fill tube, 100% of each cavity will be completely filled to a consistent density: • Cellulose insulation used in an enclosed cavity will be...
Topic: Insulation Subtopic: Walls 2.45 Detail Name: Exterior Wall Surface Insulation Desired Outcome: Complete and continuous thermal air...
Incorporate SWS Topic “General, Pre-inspection” Repairs necessary to stabilize work areas and protect or preserve integrity of energy improvement...
Exterior siding will be removed as appropriate. Where siding materials contain lead, lead safe work practices will be used. Where siding...
Insulation will be installed to provide a continuous thermal (insulation) barrier to achieve the specified R-value for the assembly being insulated. ...
Topic: Insulation Subtopic: Above Grade Exterior Floors 2.46 Detail Name:– Above Grade Exposed Floor, Joisted Assemblies Desired...
A continuous rigid barrier, suitable to withstand weather, moisture & pest contact and with a fire resistance rating equal to the resistance rating...
Documentation of material and R-value will be provided to property manager
Health and safety concerns will be addressed for occupants, workers, and repair materials in accordance with OSHA standards. (OSHA 1926, 1910) ...
Sealing between conditioned space and unconditioned space will be completed before insulating
Insulation will be installed to at least prescribed R-value Insulation will be installed in contact with subfloor without gaps, voids,...
Insulation will completely fill the cavity space within the joists or trusses
Rigid insulation will be mechanically fastened to the bottom of the subfloor or at the bottom of the joists or trusses If attached at the bottom...
SPF will be applied to bottom side of subfloor between floor joists and all rim/band joists Spray applied foam products will incorporate a thermal...
All plumbing or mechanical ductwork will be enclosed within the insulated space and will have sufficient insulation on the exterior side
Batts will be secured with physical fasteners
Topic: Insulation Subtopic: Above Grade Exterior Floor 2.47 Detail Name: Pier House Subfloor Insulation – Batt Installation with Rigid Barrier ...
Sealing between conditioned space and crawl space will be completed before insulating work begins
Insulation will be cut as necessary to fit between the floor joists and installed in contact with subfloor without gaps, voids, compressions,...
A rigid air barrier will be mechanically fastened to underside of floor assembly Seams and penetrations will be sealed Rigid barrier will be...
Topic: Insulation Subtopic: Above Grade Exterior Floors 2.48 Detail Name: Pier House Subfloor Insulation – Spray Polyurethane Foam Preparation...
All floor areas will be open and accessible for spray polyurethane foam (SPF) application Any openings larger than Ľ” will be covered with...
Insulation will be installed to prescribed R-value in accordance with manufacturer specifications Applicator will be certified by a recognized...
SPF will be separated from the occupied space of the building with a thermal and ignition barrier Thermal and ignition barriers will be applied...
SPF insulation will not be applied to existing spray applied fireproofing
Topic: Insulation Subtopic: Above Grade Exterior Floors 2.49 Detail Name: Pier House Subfloor Insulation – Loose Fill with Rigid Barrier ...
Sealing between conditioned space and crawl space will be completed before insulating
Loose fill insulation will be installed between air barrier and subfloor in accordance with manufacturer specifications to achieve required density,...
Documentation of material and R-value will be provided to operations staff
Topic: Health and Safety Subtopic: Occupant Health 2.5 Detail Name: HVAC Supply and Return Ducts and Plenums Desired Outcome:...
Crawl spaces that are used as heating and cooling supply plenums will not be allowed
Crawl spaces that are used as heating and cooling return plenums will not be allowed
Condition will be corrected to provide supply and/or return plenums isolated from crawl space before work can continue
Topic: Insulation Subtopic: Above Grade Exterior Floors 2.50 Detail Name: Above Grade Exposed Floor, Non-Joisted Assemblies (e.g. Pre-cast...
Health and safety concerns will be addressed for occupants, workers, and repair materials in accordance with OSHA standards (OSHA 1926, 1910) ...
Sealing between conditioned space and unconditioned space or exterior will be completed before insulating
Insulation will be installed to prescribed R-value Insulation will be installed in contact with bottom of the floor decking without gaps, voids,...
Batts will be installed continuously All perimeter joints will be sealed to the floor deck
Rigid insulation will be installed continuously and mechanically fastened to the bottom of the floor deck Where rigid foam plastics are used, in...
SPF will be applied continuously to bottom side of floor deck, per global section for application of SPF Where rigid foam plastics are used, in no...
All plumbing and ductwork will be enclosed within the insulated space and will have sufficient insulation on the exterior side
A weather-resistant barrier will be applied to the weather side of the insulation (e.g., Exterior Insulated Finishing System (EIFS) and spray-on roof...
Topic: Insulation Subtopic: Above Grade Floors 2.51 Detail Name:– Non-Joisted Floors Over Basements or Crawl Spaces (e.g., Pre-cast Concrete,...
Air sealing between conditioned space and unconditioned space will be completed before insulating
Bottom side of metal deck flutes will be sealed to the insulation material at every support beam joint Top side of open metal deck flutes (e.g.,...
Batts will be installed continuously between structural framing Batts will be installed with a support system below the insulation Support...
Rigid insulation will be installed continuously between structural framing Rigid insulation will be installed with a support system below the...
SPF will be applied continuously to bottom side of floor deck Where rigid foam plastics are used, in no case will the final thickness exceed the...
All plumbing and ductwork will be enclosed within the insulated space and will have sufficient insulation in contact with a continuous air barrier on...
Topic: Insulation Subtopic: Slab-Edge Insulation 2.52 Detail Name: Slab-Edge Foundations and Above Grade Concrete Decks: Raised, On-Grade ...
An exterior and interior inspection will be conducted for water damage, drainage plane failures, grading issues and breaches unrelated to the...
Excavation will be done to expose the slab edge to the required depth Caution will be exercised to avoid undermining slab footing and to avoid...
Slab edge will be prepared for material installation to meet manufacturer specifications
Flashing will be continuous and permanently secured
Insulation will be installed to prescribed R-value Insulation will be installed in contact with the slab edge, without voids, compressions or...
Exposed insulation will be covered with a durable, rigid material
Existing termite treatment and inspection gaps will be preserved and termite control measures consistent with local code requirements will be...
Restore excavated earth and grade to preserve drainage plane
Topic: Air Sealing Subtopic: Roof/Wall 2.53 Detail Name: Exterior Overhangs Communicating to or through Pressure Boundary Desired Outcome:...
Items and property below and adjacent to work area will be removed from the work areas or will be adequately protected
At the overhang, a continuous air barrier will be created to align with the wall air barrier The opening will be closed off with a rigid material...
Overhang will be visually inspected and tested for air tightness in accordance with ASTM E 1186-03 Water management systems will be verified as...
Where rigid foam plastics are used, in no case will the final thickness exceed the manufacturer's tested thickness used to determine the maximum 75...
Topic: Health and Safety Subtopic: Safe Work Practices 2.6 Detail Name: Air Sealing Moisture Precautions Desired Outcome: Ensure...
Roof leaks will be repaired before performing attic/roof air sealing or insulation Moisture sources in the building that create persistent RH...
Topic: Health and Safety Subtopic: Safe Work Practices 2.7 Detail Name: Air Sealing Worker Safety Desired Outcome: Work completed safely...
Worker safety specifications will be in accordance with Global Worker Safety SWS Complete safety action plan based on hazard analysis will be in...
Exposed earth will be covered with a continuous, durable and sealed Class I vapor retarder that is suitable for ground contact exposure to normal...
Moisture sources in the building will be identified and reduced or removed Where local ventilation will be installed, (e.g., baths, kitchens),...
Before air sealing and insulating building components, exterior water management will be addressed Before insulating basement or crawl space...
Topic: Health and Safety Subtopic: Safe Work Practices 2.8 Detail Name: Insulation Worker Safety Desired Outcome: Work is completed...
Worker safety specifications will be followed in accordance with Global Worker Safety section Personal Protective Equipment (PPE) must comply...
OSHA asbestos abatement protocol 1926.1101 will be followed if vermiculite insulation is present, unless material is tested and certified as not...
Least toxic suitable material will be chosen Chemicals will be handled in accordance with manufacturer specifications or Material Safety Data...
Presence of lead based paint in pre-1978 homes will be assumed unless testing confirms otherwise EPA’s Renovation, Repair and Painting (RRP)...
Topic: Health and Safety Subtopic: Occupant Health 2.9 Detail Name: Sealing/Isolating Exposed Fibrous Insulation in Areas with Routine Human...
Fibrous insulation materials will be encapsulated on all surfaces facing spaces where there is routine human activity Encapsulation materials...
Topic: Exhaust Subtopic: Fans Ventilation 3.1 Detail Name: Central/Common Exhaust Fan Serving Multiple Dwelling Units via Common Duct(s) and...
A backdraft damper will be installed at or near the fan A backdraft damper will be installed at each dwelling unit unless the fan runs on a...
All individual intake ducts will be combined on the inlet side of fan (e.g., Y-fitting, T-fitting, collector box)
All riser ducts or plenums will be connected and sealed to applicable intakes, collector box, fan and termination fitting Sealing activities will...
All components outside of the thermal envelope will be insulated to a minimum of R-8 or equivalent to local codes
Register boot will be sealed to interior surfaces with sealants compatible to their intended surfaces Sealants will be continuous and meet fire...
Walls, ceilings and floors will be sealed to separate any occupied space from any unconditioned spaces and adjacent dwelling units (Refer to ASHRAE...
Air flows will be measured and adjusted to match the design specification in accordance with ANSI ACCA Standard 5 or ANSI/ASHRAE Standard 111
Pressure effects caused by fans will be assessed and corrected when found outside of combustion safety standards
Fire dampers must be accessible for inspection and/or testing by the local authorities. If fire dampers are not accessible from a grill or register,...
Occupant/property manager will be educated on purpose and value of system Property manager will be instructed on all maintenance procedures
Specifications will be field verified as appropriate to site conditions by installer
Design air flow rate will be determined in accordance with local code requirements and/or the most current version of ASHRAE 62.2-2010 for inside...
1 HP or larger motors will be National Electrical Manufacturer’s Association (NEMA) premium efficiency Fan will be capable of maintaining a...
Outlet will be terminated outside of the building shell and will have a louvered cover and bird screen Minimum distance of exhaust outlet from any...
Wiring will be installed by a licensed contractor Wiring will be installed in accordance with original equipment manufacturer specifications and...
Fan and service switch will be accessible for maintenance
Fan will be oriented so the equivalent length of the duct run is as short as possible Fan will be mounted securely in accordance with ...
All exposed ductwork outside of the building will be insulated to a minimum R-12, protected from weather exposure and sealed at all penetrations into...
If fan is on curb, the riser will be flashed to the top of the curb and the fan will be sealed to the riser flashing If the fan is separate from...
Topic: Supply Subtopic: Components 3.10 Detail Name: Intakes Desired Outcome: Intake optimizes air flow while limiting the entry of...
Holes cut to accommodate the terminal fittings should be no more than 1/8" larger than the fitting itself.
Intake fitting will have integrated collar at least the same diameter as the duct The fitting will be appropriate for regional weather conditions...
Intake fitting will be labeled “ventilation air intake” Occupant will be instructed to keep yard debris and other contaminants clear of the intake
The damper will be installed to open in the direction of the desired flow Damper will close when system is off
Duct to intake fitting will be connected and sealed in accordance with supply duct detail Ensure fasteners do not inhibit intake damper operation
Exterior termination fitting will be flashed or weather sealed Water will be directed away from penetration Installation will not inhibit...
Screen material no less than Ľ” and no greater than ˝” hole size in any direction will be used Screen will be installed so it does...
Intake will be installed in accordance with all applicable code requirements and/or the most current version of ASHRAE 62.2
Topic: Supply Subtopic: Components 3.11 Detail Name: Ducts for Supply Desired Outcome: Supply ducts effectively move the required amount...
Duct shall be designed in accordance with the applicable codes adopted by the jurisdiction
Ducts installed outside of the thermal envelope will be insulated to a minimum of R-8 or equivalent to local codes
Ducts will be supported as required by the applicable code adopted by the jurisdiction for the type of duct used
Metal-to-metal or metal-to-PVC will be fastened with a minimum of three equally spaced screws Flexible duct-to-metal or flexible duct-to-PVC will...
Flexible duct materials will be UL 181 listed or Air Diffusion Council approved
Topic: Ventilation Subtopic: Air Balancing 3.12 Detail Name: Balancing – Make Up/Outside Air (All Building Types) Desired Outcome:...
System will be checked for existence of specified system components
Measurement equipment will be selected so that design value will be within the accurate range of the measuring device Equipment will be capable of...
Equipment testing will check for: •Proper operation (programmed schedule/sequence of operation) •Proper rotation •Filter condition •Total flow at...
Air flow and static pressure will be measured and recorded Measurements will be taken with terminals as found, with no adjustments made to the...
Adjustments will be made to fan speed, dampers and registers until design specifications are met
Final air flow and/or pressure will be measured, confirmed and recorded at fan and terminals
Occupant/property manager will be : •Instructed on proper operation and maintenance procedures •Educated on value and need for recommissioning...
Topic: Ventilation Subtopic: Air Flow Requirements 3.13 Detail Name: Primary Ventilation Air Flow Between Rooms Desired Outcome: Air...
An appropriate means of pressure balancing will be installed (e.g., transfer grilles, jumper ducts, individual room returns) No room will exceed...
Topic: Ventilation Subtopic: Filters 3.14 Detail Name: Filtration for Fan Powered (Active) Systems Desired Outcome: Indoor air quality (IAQ)...
All mechanically supplied outdoor air will pass through filter before conditioning Filters and filter racks/holders will have a rating of MERV 6...
Filter will be located and installed to facilitate access and regular service by occupant/maintenance staff Filter will be located on the inlet...
Occupant/property manager will be instructed on proper maintenance procedures and replacement schedule
Topic: Ventilation Subtopic: Duct Sealing 3.15 Detail Name: Ventilation Existing Duct Sealing (All Building Types) Desired Outcome:...
Occupant/property manager will be educated on how the system works and its purpose Occupant/property manager will be instructed to not alter or...
Specifications will be field verified as appropriate to site conditions by installer (e.g., fire dampers, other obstructions) Access to all...
Health and safety concerns will be addressed for occupants, workers and repair materials in accordance with OSHA standards (OSHA 1929 or 1910) ...
Duct leakage sites will be identified using industry approved approaches (e.g., visual inspections, boroscopes, remote cameras, infrared...
Duct sealing opportunities will be assessed and prioritized by: Type of hole: 1. Catastrophic holes disconnected, missing ducts or very large...
When demolition for access is specified, the installer will: •Make the temporary access using appropriate containment and worker protection •Seal...
Ducts and registers will be cleaned before sealing Presence and type of dampers and smoke control devices will be identified and protected from...
Sealants and materials will be compatible with their intended surfaces and applied in accordance with manufacturer specifications Duct sealants...
Manual sealing of all accessible leakage areas will be completed first – •Reconnect disconnected ducts •Repair missing ducts with like materials ...
Final visual inspection of duct sealing activities and installer documentation will be completed Continued operation of dampers and smoke control...
Topic: Ventilation Subtopic: Controls 3.16 Detail Name: Airflow Control Devices (All Building Types) Desired Outcome: Efficient and...
Specifications will be field verified as appropriate to site conditions by installer (e.g., duct size, type, shape, register type, duct stack...
Duct cleaning will be performed in compliance with ANSI/ACCA 6 HVAC System Cleanliness-2007 Register cleaning or replacement will be performed as...
Appropriate selection of air flow regulator or orifice will be confirmed by installer; if custom design is required, it will be determined by...
Transition or adapter will be securely fastened and sealed in accordance with manufacturer specifications Flow control device will be installed...
Air flows will be measured and adjusted to match to the design specification in accordance with ANSI/ACCA Standard 5 or ANSI/ASHRAE Standard 111
Final visual inspection of flow control installation and installer documentation will be completed Continued operation of dampers and smoke...
Occupant/property manager will be educated on how the system works and its purpose Occupant/property manager will be educated on how to inspect...
Topic: Ventilation Subtopic: Other Components 3.17 Detail Name: Operational Controls Desired Outcome: Fan controls support ventilation...
Specifications will be field verified as appropriate to site conditions by installer Controls will be used that can meet the following conditions: ...
Controls will be used that meet the following conditions: •Run fan continuously or intermittently depending on the intended schedule of operation...
Wiring will be installed by a properly licensed contractor Wiring will be installed in accordance with original equipment manufacturer...
Manual override will be present on all controls Occupancy sensor and/or humidistat will be calibrated and commissioned effectively and on a...
