Showing results 301 - 400 of 733
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Polyisocyanurate rigid foam insulation is installed in multiple layers with staggered, taped seams over the flat roof
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Prepare chase with adhesive for bottom insulation
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Raised ceiling chase sealed with drywall mud
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Rater-measured duct leakage to outdoors ≤ 4 CFM25 per 100 sq. ft. of conditioned floor area
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Reinforce concrete slab and foundation walls to minimize future cracks that could let in pests
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Retrofit of cantilevered foundation wall showing details at the inside corner for installing closed-cell spray foam in the wall and overhanging floor
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Retrofit of cantilevered wall showing details at the inside corner for installing air sealing and rigid foam insulation in the wall and overhanging floor
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Retrofit of cantilevered wall showing details at the outside corner for installing air sealing and rigid foam insulation in the wall and closed-cell spray foam in the overhanging floor
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Retrofit of cantilevered wall with beam showing details at the outside corner for installing air sealing and rigid foam insulation in the wall and overhanging floor
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Retrofit of cantilevered wall with beam showing details at the outside corner for installing air sealing and rigid foam insulation plus water control membrane in the wall and overhanging floor
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Right - A “flash” seal approach with spray foam provides a continuous air barrier between the ceiling and walls of the garage and the living space.
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Right - A continuous layer of rigid foam insulation is installed against the foundation, and the perforated fiberglass insulation blanket is installed over that and covered with a semipermeable facing.
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Right - A drywall gasket is installed along the top plate before installed drywall.
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Right - A technician applies a thin layer of closed-cell foam to air-seal an unvented attic assembly before filling the ceiling joists with batt or blown insulation.
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Right - A termite shield and a sill gasket are installed between the sill plate and the foundation on a raised slab foundation.
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Right - Air-sealing the wall between the garage and the home is vital for occupant health and safety.
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Right - An EPDM gasket is installed around an HRV duct installed in an exterior wall; 9 of 14.
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Right - An installer uses canned spray foam to air seal joints in an existing subfloor.
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Right - Attach exterior insulation with insulation washers and tape the seams of the insulation is used as an air barrier.
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Right - Closed-cell spray foam covers the ceiling and joists to insulate and air-seal the ceiling deck.
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Right - Closed-cell spray foam insulation fills the wall cavities of the exterior walls in this home retrofit
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Right - Comprehensive air sealing of the walls includes caulking of the subfloor-sill plate seams and corner seams, taping of electrical boxes, and spray foaming around pipe penetrations.
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Right - Corners of window are protected with draining house wrap that laps onto the sides of the window trim, paint-on flashing at window trim corners, and self-adhered flashing to reinforce corners.
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Right - Ducts and heat pump cabinet are properly sealed with mastic, high MERV filter is installed, and duct and refrigerant lines are air sealed at ceiling.
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Right - Electrical box in exterior wall is completely sealed with liquid flashing.
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Right - External outlet wall penetration is flashed with tape that is properly layered with house wrap.
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Right - Foil-faced polyisocyanurate insulating rigid foam sheathing is installed below the floor framing of this house built on piers; however, the seams should be sealed with metal taped and the plumbing elevated and protected.
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Right - Foil-faced polyisocyanurate insulating rigid foam sheathing is installed rather than fibrous insulation below the floor framing of this house built on piers
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Right - Gasket installed at marriage wall connection prior to assembling modules
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Right - Here, air control is established by taping the seams of the plywood panel sheathing. The roof sheathing is also trimmed flush with the wall sheathing to allow a simple and airtight connection between the roof and wall assemblies
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Right - Hole drilled to verify sealant is present - Hole will be sealed after verification
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Right - House wrap is carefully installed from the top of the roof line to the foundation; seams are overlapped and taped to provide a continuous air- and weather-resistant barrier
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Right - Insulating sleeve for small through-the-wall HRV unit with sealing gasket; 3 of 14.
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Right - Mastic is being installed to air seal the wood-to-wood joints in this wall.
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Right - New flashing has been installed to complete the air and water control layers at the window openings of this wall retrofit that includes insulating the wall cavities with spray foam
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Right - Panelized walls came to site with house wrap and furring strips pre-installed; seams will be overlapped and taped on site.
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Right - Panelized walls came to site with house wrap pre-installed and ready to unfurl to cover foundation-to-sheathing seam.
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Right - Permeable rigid mineral wool insulation and appropriate water-management flashing details are integrated with new rigid foam siding to keep water away from the sill beam above the foundation wall
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Right - Reduce condensation risks to blanket insulation by installing perforated vapor retarder covered fiberglass blankets over rigid foam that is air-sealed at all edges; staple the blanket to nailers and top/bottom plates and tape over the seams.
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Right - Rigid foam insulation is taped at seams and installed over a drainage pad of aggregate to serve as a capillary break under the basement slab.
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Right - Sealant is installed at the top and bottom plates of a gypsum covered wall separating a garage from the conditioned space of the home.
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Right - Seam-sealing flashing tape is installed with roller to fully adhere to the OSB.
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Right - Seams in coated sheathing and joints around window are properly sealed and flashed with tape and all nail holes are covered with paint-on sealant.
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Right - Section view showing how to air-seal and insulate a basement wall with perforated blanket insulation by installing it over air-sealed rigid insulation board to reduce condensation risk in the fiberglass blanket.
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Right - Spray foam fills the walls and rim joists to air seal and insulate while caulk seals the framing joints.
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Right - Spray foam insulates and air-seals the stone walls of this unvented crawlspace.
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Right - Spray foam insulation air-seals the ceiling-to-drywall seams at the wall top plate.
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Right - Spray foam insulation has been sprayed onto the underside of the sloped roof and the gable end wall to provide a sealed, insulated attic for housing the HVAC ducts
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Right - The attic access panel is insulated and weather stripped and a dam is built to hold back the blown attic floor insulation
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Right - The duct shows redundant sealing including the caulk, tape, and flashing
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Right - The pipe penetration is properly flashed and furring strips are installed on each side in preparation for installing cladding
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Right - The seams in the OSB sheathing are sealed with a sprayer-applied sealant.
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Right - The service penetrations through the structural slab in this garage plenum are air sealed.
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Right - The water and air control layers are properly integrated around the hose bib
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Right - This ceiling-mounted mini whole-house fan has built-in insulated covers to reduce heat loss when the fan is not in use
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Right - This duct penetration is properly flashed and integrated with the taped, foil-faced foam sheathing layer, which serves as the air and water barrier
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Right - This opening in the foundation wall around this pipe was filled with wire mesh then sealed with spray foam to prevent rodent and insect entry
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Right - Walls and ceilings shared by the garage and living space must be air sealed and insulated.
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Right - Wood board sheathing seams are being sealed with low-expanding spray foam.
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Right – Attic access hatch has been properly insulated by attaching a fiberglass batt, gasketed, and opening has blocking
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Right – A bead of sealant will form an airtight gasket between the top plate and drywall.
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Right – A contractor installs mastic in branch duct take offs to air seal the seams where they attach to the trunk duct.
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Right – A flexible tape is used to air-seal around wiring holes in the coated sheathing.
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Right – A layer of sealant covers the wood-to-foam layer seams in the insulated header.
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Right – A strip of foam fabric is installed along the wall top plate to serve as an air sealing gasket when the drywall is installed.
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Right – All electrical boxes are carefully sealed as are all top plate-to-drywall seams.
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Right – All of the cabinet seams in this HVAC air furnace are sealed with an approved metal tape.
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Right – all seams in the rigid foam were sealed with tape before installing the wire lathe for stucco.
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Right – An escutcheon is installed on this toilet tank pipe to help air seal around the pipe and prevent pest entry.
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Right – An instructor shows students how to caulk the top plates of interior walls.
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Right – Apply sealant around penetrations through foundation walls and along foundation wall seams
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Right – Attic access door has foam and rubber weatherstripping installed that remains in contact when closed.
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Right – Backer-rod is a foam product available in various diameters that can be used to air-seal openings around doors and windows.
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Right – Blocking has been installed around the perimeter of this attic access to prevent insulation falling into the house
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