Image Single framed wall converted to double wall and insulated with closed-cell spray foam and loose-fill fibrous insulation Publication Date Fri, 05/01/2015 - 12:00
Image Benefits of foundation insulation and other design improvements Publication Date Tue, 01/01/2013 - 12:00
Image Concrete masonry basement wall with exterior insulation. Publication Date Tue, 01/01/2013 - 12:00
Image Right - The slab-edge insulation is finished with stucco. Publication Date Mon, 09/30/2019 - 12:00
Image Wrong - No insulation was installed behind the shower surround. Publication Date Tue, 02/19/2019 - 12:00
Image Wrong - Insulation was not sliced to wrap around wiring. Publication Date Tue, 02/19/2019 - 12:00
Image Insulating a crawlspace foundation with “cripple wall” in warm climates; in Climate Zones 5+ replace the foil- or plastic-faced fiberglass batt/roll insulation with impermeable rigid insulation or closed-cell spray polyurethane foam
Image Wrong – Insulation has misalignment, compression, and gaps Publication Date Fri, 10/28/2011 - 12:00
Image Right – RESNET grade I installation of batt insulation Publication Date Fri, 10/28/2011 - 12:00
Image Right – Slab insulation extends to the top of the slab Publication Date Fri, 10/28/2011 - 12:00
Image Right – Slab insulation extends to the top of the slab Publication Date Fri, 10/28/2011 - 12:00
Image Wrong – Excessive framing will not allow corner to be insulated Publication Date Fri, 10/28/2011 - 12:00
Image Wrong – The framing will not allow for required insulation depth. Publication Date Fri, 10/28/2011 - 12:00
Image Right – The framing allows for required insulation depth. Publication Date Fri, 10/28/2011 - 12:00
Image Right – Verify continuous rigid insulation is installed Publication Date Fri, 10/28/2011 - 12:00
Image Construct exterior walls with structural insulated panels (SIPs) to provide an airtight wall with consistent insulation and very little thermal bridging. Publication Date Sat, 10/01/2011 - 12:00
Image These below-grade walls are insulated along the exterior with R-5 of bug-resistant high-density rigid fiberglass insulation installed over damproofing.
Image Detail of an unvented cathedralized attic showing air-impermeable spray foam insulation plus batt insulation installed on the underside of the roof deck.
Image Right – Battens were installed above the cork insulation to provide a ventilating layer between the insulation and the roof sheathing on this “hot roof” design. Publication Date Mon, 09/30/2019 - 12:00
Image Install continuous rigid foam insulation or insulated siding to help reduce thermal bridging through wood- or metal-framed exterior walls. Publication Date Fri, 10/28/2011 - 12:00
Image Blown fiberglass insulation fills netted wall cavities Publication Date Fri, 05/03/2013 - 12:00
Image Structural insulated panels provide a continuous layer of insulation sandwiched between two continuous layers of OSB for thermal protection and sturdy construction.
Image These graphite-enhanced structural insulated panels come to the job site pre-cut and ready for quick assembly into an airtight, continuously insulated structure.
Image Polyethylene sheeting or rigid insulation over aggregate Publication Date Tue, 02/01/2011 - 12:00
Image Right - The blanket fiberglass insulation is installed over a continuous layer of rigid foam insulation; the fiberglass is covered with a vapor retarder that is tape sealed at the seams. Publication Date Fri, 01/01/2021 - 12:00
Image Prescriptive Path: Supply ducts in unconditioned attic have insulation ≥ R-8. Performance Path: Supply ducts in unconditioned attic have insulation ≥ R-6
Image Drop-in ceiling assemblies consisting of suspended ceiling tiles (common in multifamily buildings) are often insulated with fiberglass or mineral wool batt insulation. Publication Date Sat, 09/14/2024 - 12:00
Image Vented crawl space with concrete walls and insulated ceiling Publication Date Tue, 01/01/2013 - 12:00
Image Concrete masonry crawl space wall with exterior insulation Publication Date Tue, 01/01/2013 - 12:00
Image 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. Publication Date Fri, 01/01/2021 - 12:00
Image Pull the insulation and outer liner of the flex duct over the collar to come in full contact with the liner and insulation of the trunk line or fitting and tape in place
Image Right – Fiberglass insulation is blown in to fill wall cavities. Publication Date Thu, 09/30/2021 - 12:00
Image Wrong - Fiberglass insulation is poorly installed in wall cavities. Publication Date Mon, 04/03/2017 - 12:00
Image Right – Rigid foam insulation is installed in the window header. Publication Date Mon, 09/30/2019 - 12:00
Image Upper wall insulation installation with butyl z-flashing Publication Date Mon, 09/01/2014 - 12:00
Image Wrong – Slab insulation does not extend to the top of the slab Publication Date Fri, 10/28/2011 - 12:00
Image Wrong – Slab insulation does not extend to the top of the slab Publication Date Fri, 10/28/2011 - 12:00
Image The builder staggers 2x4 studs on 2x6 top and bottom plates which provides gaps to fill in insulation around the framing for a continuous blanket of insulation.
Image Right – Continuous rigid insulation has been installed Publication Date Fri, 10/28/2011 - 12:00
Image Right – Rigid insulation is being installed with cap nails Publication Date Fri, 10/28/2011 - 12:00
Image Insulated sheathing has been taped and sealed at seams Publication Date Sat, 10/01/2011 - 12:00
Image Right – The knee wall is properly insulated and air sealed. Publication Date Fri, 10/28/2011 - 12:00
Image Right – The rim joists above the pre-insulated basement walls are sealed and insulated with spray foam to prevent air leakage at this juncture in the building envelope. Publication Date Thu, 09/30/2021 - 12:00
Image Right - Potential locations for slab-on-grade stem insulation in new construction: slab insulation should always be underneath, with stem walls insulated (a) inside, (b) outside, (c) not at all, or (d) outside with underground extension to repel moisture. Publication Date Tue, 01/01/2013 - 12:00
Image The enhanced comfort attic insulation consists of an ultra-efficient 25-inch-thick layer of blown cellulose providing a substantial R-90 insulation value.
Image This 4-inch layer of rigid foam insulation (R-20) will be sandwiched between two layers of concrete poured on site for a highly insulated foundation wall.
Image Right - Foil-faced polyisocyanurate insulating rigid foam sheathing is installed rather than fibrous insulation below the floor framing of this house built on piers
Image Rigid foam insulation was installed at the perimeter of the one-level apartments before installing ceiling drywall to ensure a minimum R-21 attic perimeter insulation.
Image Right - This poured concrete basement wall is insulated on the exterior and under the slab with rigid insulation; footing details include interior and exterior footing drain pipe. Publication Date Tue, 01/01/2013 - 12:00
Image One way to air seal and insulate kneewalls – add insulation and a rigid air barrier along roof line of unconditioned attic space outside kneewall Publication Date Mon, 11/01/1999 - 12:00
Image Cover bottom of cantilever area with rigid foam insulation Publication Date Tue, 03/20/2012 - 12:00
Image Boot has been covered with insulation and sealed with mastic Publication Date Fri, 10/28/2011 - 12:00
Image The combustible rigid foam insulation is protected by a non-combustible layer of mineral wool insulation; a 7/8 inch “hat-channel” provides the ventilation and drainage gap. Publication Date Mon, 06/28/2021 - 12:00
Image Right – The basement of this cold-climate home is insulated along interior walls with 2 inches of foil-faced rigid foam; finished basement walls also have a 2x4 interior wall insulated with R-19 blown-in fiberglass insulation and a poly vapor barrier. Publication Date Thu, 09/30/2021 - 12:00
Image 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. Publication Date Mon, 03/01/2021 - 12:00
Image Polyethylene sheeting or rigid insulation over geotextile matting Publication Date Tue, 02/01/2011 - 12:00
Image Wrong - The roof insulation panels for this building were not installed in multiple layers with joints offset. The snow melt pattern shows thermal bypasses at the insulation panel joints.
Image This assembly for above-grade or below-grade garage walls in any climate zone uses a hybrid of continuous rigid insulation and cavity insulation on the interior side of the wall. Publication Date Sat, 09/14/2024 - 12:00
Image Concrete crawl space wall with interior spray foam insulation Publication Date Tue, 01/01/2013 - 12:00
Image Slab-on-grade with concrete stem wall and slab insulation Publication Date Tue, 01/01/2013 - 12:00
Image Post-tensioned slab-on-grade with exterior and slab insulation Publication Date Tue, 01/01/2013 - 12:00
Image Slab-on-grade with integral grade beam with exterior insulation Publication Date Tue, 01/01/2013 - 12:00
Image Right - Basement with interior semi-permeable XPS or EPS insulation. Publication Date Tue, 01/01/2013 - 12:00
Image Instead of solid timber headers over windows, the headers can be insulated by using a sheet of plywood or one piece of solid timer on the exterior with a layer of insulation to the inside. Publication Date Thu, 09/01/2011 - 12:00
Image Install insulation and an air barrier around skylight shafts. Publication Date Fri, 10/28/2011 - 12:00
