Showing results 201 - 300 of 733
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Detail showing air sealing of cement board to behind-tub air barrier and water sealing of tile and tub edge where tile meets tub
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Doors to individual units in a multifamily building are separated from corridors using weatherstripping and airtight door sweeps.
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Duct boot is air sealed to ceiling by covering the seam with fiberglass mesh tape and mastic
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Duct boots sealed to floor, wall, or ceiling using caulk, foam, mastic tape, or mastic paste
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Electrical outlet boxes can come with built-in gaskets or holes in the box can be sealed with a fire-rated sealant
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Elevator shafts in multistory buildings are isolated from corridors by using “vestibules” or air-sealed entryways that provide a secondary air barrier when elevator doors are opened
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Extra-wide air sealing tape seals seam where the structural insulated panels (SIPs) that form the roof and walls meet.
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Fiberglass mesh tape is installed around a duct boot in preparation for air sealing with mastic
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Fill in the hole left by the missing top plate with a rigid air blocking material or rolled batt insulation that is spray foamed in place
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Fire-rated sealants or a fire-rated assembly air seal the tops and bottoms of the demising walls between two units in a multifamily building
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Fire-rated sealants or a fire-rated assembly air seal the tops and bottoms of the demising walls that separate one dwelling unit from another ina multifamily building
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Framing is sequenced to install an air barrier of OSB, plywood, or rigid foam between the porch and the attic.
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Fully adhered membrane is used to air seal the fire-rated gypsum to the subfloor in this party wall assembly in a multifamily building
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Fully adhered membrane is used to seal the fire-rated gypsum to the top plates to air seal the party wall connection to the roof truss assembly in this multifamily building
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Gaps at shared common walls can be a significant source of air leakage in multi-family buildings
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Gaps between garage and conditioned space are properly sealed by carefully cutting and then caulking wood sections to fit between trusses above shared walls.
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Gypsum board is installed behind the bathtub before the tub is installed and all seams are sealed
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Hand tools for cutting fiber board sheets include a knife, straight edge, and color-coded edge-cutting tools
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IECC Climate Zone 1A: Unvented Attic with Spray foam at Roof Deck, 2x6 Wall-CMU Wall, Elevated Slab
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IECC Climate Zone 2A: Unvented Attic with Spray Foam at Roof Deck, 2x6 Wall/CMU Wall, Elevated Slab
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IECC Climate Zone 2A: Unvented Attic with Spray Foam at Roof Deck, 2x6 Wall/CMU Wall, Elevated Slab
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In a non-compartmentalized multistory multifamily building, the stack effect can pull outside air in through leaks at lower floors and push air out through leaks in the upper envelope.
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In the attic, all of the top plate seams are sealed with canned spray foam before covering the ceiling deck with blown fiberglass.
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In this gut rehab, drywall was removed then a sprayer-applied sealant was used to seal all large cracks and seams and then the 2x4 walls were filled with spray foam.
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Install a foam gasket along top plates before installing drywall
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Install a sealed enclosure over a non-IC rated recessed light fixture to air-seal the can and to prevent insulation from touching the recessed can light.
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Install a self-closing door with weatherstripping and thoroughly air-seal the shared house-garage walls to help keep automobile exhaust and other pollutants out of the home.
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Install an ENERGY STAR labeled insulated door with an automatic closer. Weather strip the door frame
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Install continuous top plates or blocking at the tops of walls adjacent to conditioned space to minimize air leakage.
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Install mesh insect barrier along the tops and bottoms of the rain screen behind the exterior cladding of above-grade walls.
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Install rigid insulation and finish material below the framing and cavity insulation of a building overhang
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Install termite shields and use solid concrete or filled concrete block for the top of foundation walls to deter termites and other pests
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Install wood framing cross pieces in the attic rafter bays on each side of the duct chase
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Install wood framing cross pieces in the attic rafter bays on each side of the duct chase
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Installing a garage exhaust fan is one important step in keeping auto exhaust and other pollutants out of the home
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Insulating sheathing is extended up to the roof rafters and sealed around the framing with spray foam as part of this exterior wall retrofit
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Insulating sheathing is installed on exterior of an existing framed wall with water control between existing sheathing and insulating sheathing
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Light tubes adjacent to unconditioned space include lens separating unconditioned and conditioned space and are fully gasketed
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Marriage joints between modular home modules at all exterior boundary conditions fully sealed with gasket and foam
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Mold on the sheathing in this attic occurred after attic ventilation was increased
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Non-hardening removable putty can be used to seal around wiring holes in the HVAC cabinet
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Plan view of duct or pipe penetration through exterior wall showing flashing and air sealing details
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Plan view of electric box installation in exterior wall showing flashing and air sealing details
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Plan view showing air sealing between exterior walls and intersecting interior walls
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Plan view showing fully adhered membrane and sealant installed to air seal partition wall junction with the exterior wall of a multifamily building
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Plan view showing how fully adhered membrane is used to air seal the party wall where it connects to the exterior wall
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Plumbing penetrations through the below slab insulation are sealed with tape and spray foam.
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Plumbing pipes that pass through top plates can be air-sealed with a gasket material cut slightly smaller than the pipe diameter.