Showing results 1 - 250 of 252
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2021 IECC Climate Zone 1A: Flat Roof, Unvented, 2x6 Wall, Monolithic Slab on Grade
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2021 IECC Climate Zone 1A: Flat Roof, Unvented, 2x6 Wall, Monolithic Slab on Grade (with notes)
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2021 IECC Climate Zone 2A: Flat Roof, Unvented, 2x6 Wall, Monolithic Slab on Grade
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2021 IECC Climate Zone 2A: Flat Roof, Unvented, 2x6 Wall, Monolithic Slab on Grade (with notes)
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2021 IECC Climate Zone 2A: Unvented Attic with Spray Foam at Roof Deck, 2x6 Wall-CMU Wall, Elevated Slab
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2021 IECC Climate Zone 2B: Flat Roof, Unvented, 2x6 Wall, Monolithic Slab on Grade
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2021 IECC Climate Zone 2B: Flat Roof, Unvented, 2x6 Wall, Monolithic Slab on Grade (with notes)
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2021 IECC Climate Zone 3A: Vented Cathedral Ceiling, 2x6 Wall, Vented Crawl Space
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2021 IECC Climate Zone 3A: Vented Cathedral Ceiling, 2x6 Wall, Vented Crawl Space (with notes)
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2021 IECC Climate Zone 3B: Vented Cathedral Ceiling, 2x6 Wall, Vented Crawl Space
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2021 IECC Climate Zone 3C: Vented Cathedral Ceiling, 2x6 Wall, Vented Crawl Space
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2021 IECC Climate Zone 4A: Vented Cathedral Ceiling, 2x6 Wall, Slab on Grade (with notes)
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2021 IECC Climate Zone 4A: Vented Cathedral Ceiling, 2x6 Wall, Vented Crawl Space
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2021 IECC Climate Zone 4B: Vented Cathedral Ceiling, 2x6 Wall, Slab on Grade (with notes)
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2021 IECC Climate Zone 4B: Vented Cathedral Ceiling, 2x6 Wall, Vented Crawl Space
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2021 IECC Climate Zone 4C: Vented Attic, 2x4 Wall, Interior Insulated Basement (with notes)
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2021 IECC Climate Zone 4C: Vented Attic, Exterior Double Wall, Interior Insulated Basement
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2021 IECC Climate Zone 4C: Vented Attic, Exterior Double Wall, Interior Insulated Basement (with notes)
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2021 IECC Climate Zone 4C: Vented Attic, ICF Wall, ICF Basement Foundation (with notes)
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2021 IECC Climate Zone 4C: Vented Attic, Interior Double Wall, Interior Insulated Basement
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2021 IECC Climate Zone 4C: Vented Attic, Strapped 2x6, Interior Insulated Basement
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2021 IECC Climate Zone 4C: Vented Cathedral Ceiling, 2x6 Wall, Interior Insulated Basement
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2021 IECC Climate Zone 4C: Vented Cathedral Ceiling, 2x6 Wall, Slab on grade (with notes)
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2021 IECC Climate Zone 4C: Vented Over-Roof, Unvented Cathedral Ceiling, 2x6 Wall, Interior Insulated Basement
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2021 IECC Climate Zone 5: Vented Attic, 2x4 Wall, Interior Insulated Basement (with notes)
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2021 IECC Climate Zone 5: Vented Cathedral Ceiling, 2x6 Wall, Interior Insulated Basement
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2021 IECC Climate Zone 5A: Vented Attic, Exterior Double Wall, Interior Insulated Basement
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2021 IECC Climate Zone 5A: Vented Attic, Interior Double Wall, Interior Insulated Basement
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2021 IECC Climate Zone 5A: Vented Attic, Strapped 2x6, Interior Insulated Basement
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2021 IECC Climate Zone 5A: Vented Cathedral Ceiling, 2x6 Wall, Interior Insulated Basement
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2021 IECC Climate Zone 5A: Vented Over Roof, Unvented Cathedral Ceiling, 2x6 Wall, Interior Insulated Basement
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2021 IECC Climate Zone 5B: Vented Attic, Exterior Double Wall, Interior Insulated Basement
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2021 IECC Climate Zone 5B: Vented Attic, Interior Double Wall, Interior Insulated Basement
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2021 IECC Climate Zone 5B: Vented Attic, Strapped 2x6, Interior Insulated Basement
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2021 IECC Climate Zone 5B: Vented Cathedral Ceiling, 2x6 Wall, Interior Insulated Basement
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2021 IECC Climate Zone 5B: Vented Over Roof, Unvented Cathedral Ceiling, 2x6 Wall, Interior Insulated Basement
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2021 IECC Climate Zone 5C: Vented Attic, Exterior Double Wall, Interior Insulated Basement
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2021 IECC Climate Zone 5C: Vented Attic, Interior Double Wall, Interior Insulated Basement
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2021 IECC Climate Zone 5C: Vented Attic, Strapped 2x6, Interior Insulated Basement
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2021 IECC Climate Zone 5C: Vented Cathedral Ceiling, 2x6 Wall, Interior Insulated Basement
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2021 IECC Climate Zone 5C: Vented Over Roof, Unvented Cathedral Ceiling, 2x6 Wall, Interior Insulated Basement
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2021 IECC Climate Zone 6: Vented Cathedral ceiling, 2x6 Wall, interior Insulated Basement
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2021 IECC Climate Zone 6: Vented Cathedral ceiling, 2x6 Wall, interior Insulated Basement (with notes)
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2021 IECC Climate Zone 6A: Vented Attic, Exterior Double Wall, Interior Insulated Basement
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2021 IECC Climate Zone 6A: Vented Attic, Strapped 2x6, Interior Insulated Basement
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2021 IECC Climate Zone 6A: Vented Cathedral Ceiling, 2x6 Wall, Interior Insulated Basement
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2021 IECC Climate Zone 6A: Vented Over-Roof, Unvented Cathedral Ceiling, 2x6 Wall, Interior Insulated Basement
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2021 IECC Climate Zone 6A:Vented Attic, Interior Double Wall, Interior Insulated Basement
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2021 IECC Climate Zone 6B: Vented Attic, Exterior Double Wall, Interior Insulated Basement
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2021 IECC Climate Zone 6B: Vented Attic, Interior Double Wall, Interior Insulated Basement
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2021 IECC Climate Zone 6B: Vented Attic, Strapped 2x6, Interior Insulated Basement
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2021 IECC Climate Zone 6B: Vented Cathedral Ceiling, 2x6 Wall, Interior Insulated Basement
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2021 IECC Climate Zone 6B: Vented Over-Roof, Unvented Cathedral Ceiling, 2x6 Wall, Interior Insulated Basement
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2021 IECC Climate Zone 7 and 8: Vented Cathedral Ceiling, 2x6 Wall, Interior Insulated Basement (with notes)
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2021 IECC Climate Zones 7 and 8: Vented Attic, 2x4 Wall, Interior Insulated Basement
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2021 IECC Climate Zones 7 and 8: Vented Attic, Exterior Double Wall, Interior Insulated Basement
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2021 IECC Climate Zones 7 and 8: Vented Attic, ICF Wall, ICF Basement Foundation
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2021 IECC Climate Zones 7 and 8: Vented Attic, Interior Double Wall, Interior Insulated Basement
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2021 IECC Climate Zones 7 and 8: Vented Attic, Strapped 2x6, Interior Insulated Basement
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2021 IECC Climate Zones 7 and 8: Vented Cathedral Ceiling, 2x6 Wall, Interior Insulated Basement
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2021 IECC Climate Zones 7 and 8: Vented Cathedral Ceiling, 2x6 Wall, Slab on Grade
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2021 IECC Climate Zones 7 and 8: Vented Over-Roof, Unvented Cathedral Ceiling, 2x6 Wall, Interior Insulated Basement
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A 1- and ½-story home with a room located in the attic and the thermal boundary located at either a) the walls and ceiling of the attic room with small vented attic spaces or b) the roof line for an unvented attic
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A builder, energy efficiency consultant, and crew supervisor inspect a spray foam installation.
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A low-sloped shed roof with the thermal boundary located at either a) the flat ceiling with a vented attic or b) the roof line for an unvented attic
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A second layer of rigid insulation is installed over the 2 in. by 4 in. retaining strip
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Adding air-sealing and rigid foam insulation at the wall-to-overhanging floor juncture at the outside corner of an existing home
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Air leaking through the home's envelope wastes a lot of energy and increases energy costs.
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An IR camera image shows gaps around HVAC flue pipes allow conditioned air to leak through blown fiberglass into the attic
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Batt insulation is installed in two layers in perpendicular directions against the baffle to full required insulation height
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Batt insulation is installed in two layers with offset seams against the baffle to full code-required insulation height
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Clean the attic floor of debris prior to installing new attic insulation. Use baffles to provide a path for ventilation air entering the attic from the soffit vents
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Cut fiber board with a red V-groove tool and a gray shiplap tool to create mitered corners and a shiplapped edge for duct sections
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Cut-away view showing unsealed gaps around a heating duct that goes through a wall
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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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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 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 rigid insulation and finish material below the framing and cavity insulation of a building overhang
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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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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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Polyisocyanurate rigid foam insulation is installed in multiple layers with staggered, taped seams over the flat roof
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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 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 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 - 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 - 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 - 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 - 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 - 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 – Attic access hatch has been properly insulated by attaching a fiberglass batt, gasketed, and opening has blocking
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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 – Blocking has been installed around the perimeter of this attic access to prevent insulation falling into the house
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Right – Even house wrap is installed in the factory for these modular homes where each floor is factory assembled.
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Right – Joists between floors are air sealed to the ceiling drywall with canned spray foam along each joist-to-drywall-seam.
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Right – Metal or fiberboard duct is mastic sealed at junction with duct register box
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Right – Spray foam insulates the walls and ceilings separating the garage from the home.
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Right – the 2x6 walls are insulated with a flash-and-batt approach that includes spraying the wall cavities with one inch of open-cell foam to seal the sheathing to the framing then filling the wall cavities with R-19 fiberglass batts that are compressed
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Right – The air- and water-barrier material lining the shower stall is mastic sealed to prevent leakage and rigid foam insulation is installed on the floor of the shower.
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Right – The builder constructed a mock up of the wall assembly for this multi-family building.
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Right – The window header is filled with spray foam and sealant is used to air seal wood-to-wood seams; however, it would be preferable to design the wall to avoid so many stacked studs around the windows because they prevent wall insulation installation.
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Right – This attic knee wall and the floor joist cavity openings beneath it are being sealed and insulated with spray foam.
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Right-- IR photo shows how effectively spray foam insulated/air sealed attic kneewall and the floor cavities under kneewall
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Rigid foam insulating sheathing installed over an existing garage ceiling with retrofits to air seal exterior wall before adding exterior wall insulating sheathing
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Rigid foam insulating sheathing is installed on existing garage ceiling and covered with a new gypsum board fire protection layer installed over the foam.
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Rim joists are insulated with R-20 of open-cell spray foam which is air sealing and insulating but vapor permeable.
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Seal seams in fiber board ducts with out-clinching staples, UL-181A-approved tape, and mastic
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Seal the drywall to top-plate seams and the lower edge of baffles to the top plate to prevent the air coming from soffit vents from flowing under baffles into insulation.
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Spray foam insulates and air-seals the ceiling deck and top plates of this vented attic.
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Spray foam insulates the top plates and air seals them to the ventilation baffles before ceiling drywall is installed.
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Spray foam insulation insulates and air seals around plumbing pipes and top plates in the attic.
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Spray foam insulation used for raised ceiling duct chase
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Taped plywood creates a continuous sheathing layer while cork adds a layer of continuous insulation to the outside of the wall.
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The application of intumescent coating/protection layer protects this elevated floor system from below.
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The attic kneewall and the open floor cavities under kneewall are both sealed and insulated in one step with spray foam insulation
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The ceiling over an unconditioned space is insulated with closed-cell spray foam that fills the ceiling cavities and encapsulates the framing
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The home is sheathed with rigid foam insulation and all seams and holes are taped to provide a continuous air barrier.
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The missing top plate in a kneewall was covered with lumber and rigid foam insulation and then sealed with spray foam
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The original corner seam is air-sealed with caulk, then rigid foam is installed on the existing garage ceiling and walls, and finally covered with drywall.
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The thermal boundary for a gable roof can be located at either a) the flat ceiling with a vented attic or b) the roof line for an unvented attic
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This basement is insulated on the exterior with rigid foam over dampproofing, with granular backfill and footing drains to facilitate drainage away from the foundation, a termite shield to protect from pests, and cellular PVC to protect the rigid foam.
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This builder applied an air-sealing layer of spray foam along the underside of the roof deck and the inside of the walls before filling the wall cavities with blown cellulose.
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This exterior insulated slab-on-grade monolithic grade beam foundation is protected from pests by termite shield at the sill plate, borate-treated framing, flashing at end of wall insulation, brick veneer over slab-edge insulation, and rock ground cover.
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This exterior wall retrofit permits drying to the exterior of a sill plate installed on an untreated flat foundation wall
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This exterior wall retrofit permits drying to the exterior of a sill plate installed on an untreated irregular foundation wall
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This kneewall has no top plate and the resulting gap provides a wide-open pathway for air and vapor to travel between the living space and the attic
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Unvented roof assembly at eave retrofitted with rigid foam, spray foam, and taped top edge of existing house wrap or building paper
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Unvented roof assembly at rake retrofitted with a filler piece and taped top edge of existing house wrap or building paper to seal the top of wall-to-roof transition
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Unvented roof assembly at rake retrofitted with spray foam installed along the underside of the roof deck and extended to the rake edge to insulate and air seal the attic
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Vented roof assembly at eave retrofitted with rigid foam, spray foam, and fully adhered membrane to air seal the top of wall-to-roof transition
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Vented roof assembly at rake retrofitted with spray foam and additional insulation installed at the attic floor and extended to the rake edge
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When architects and builders think of the house as a systems, all of the parts are designed to work together for a healthy, durable home that minimizes builder callbacks while cutting energy, maintenance, and repair costs down the road.
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Wrong - Batt insulation does not provide complete coverage across the attic floor so ceiling joists are exposed resulting in thermal bridging.
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Wrong - Dark pattern on wall is showing where warm air is leaking into the wall cavity from interior of home.
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Wrong - Dark patterns on the Home's exterior siding show where warm air is leaking into the wall cavities.
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Wrong - Foil air barrier was ripped to install wiring; foil should be replaced with a solid air barrier and wiring hole should be caulked.
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Wrong - Wall cavities behind shower are not completely filled with insulation and are lacking the solid interior air barrier.
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Wrong – No blocking installed to prevent attic insulation from falling into stairs and opening
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