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Blocking installed on a flat roof for a PV system rack is sealed around the edges with sealant then will be covered with self-adhering roof membrane to prevent water leakage
Blower door tests can be an important part of a home energy assessment to check for comfort improvements
Blown cellulose insulation completely fills the netted wall and ceiling cavities
Bolted metal hurricane strapping ties the roofing to the framing and the framing to the foundation walls for resistance to high winds.
Borate-treated roof trusses and concrete masonry unit (CMU) walls are among the pest-resistant features of these Florida homes.
Bottom plate-subfloor joints, corners, and wiring holes are all sealed with foam to improve the air tightness of the homes.
BPC Green Builders built this custom for buyer home in the cold climate in Clinton, CN, and certified it to DOE Zero Energy Ready Home specifications in 2017.
BPC Green Builders built this custom for buyer home in the cold climate in Stamford, CT, and certified it to DOE Zero Energy Ready Home specifications in 2021.
BPC Green Builders built this custom for buyer home in the cold climate in Trumbull, CT, and certified it to DOE Zero Energy Ready Home specifications in 2020.
BPC Green Builders built this custom home in the cold climate in New Fairfield, CT, and certified it to DOE Zero Energy Ready Home specifications in 2014.
BPC Green Builders built this custom home in the cold climate in New Fairfield, CT, and certified it to DOE Zero Energy Ready Home specifications in 2013.
BPC Green Builders built this custom home in the cold climate in Watertown, CN, and certified it to DOE Zero Energy Ready Home specifications in 2015.
Braced cripple wall construction in crawlspace anchored to framing and foundation
Brick veneer framed wall supported by a concrete slab-on-grade foundation with a turn-down footing insulated on its top surface, showing anchorage of the wall to the foundation for seismic resistance
Brick veneer is supported by a concrete stem wall thermally separated from the slab-on-grade foundation with turn-down footing which is also insulated on top; anchorage for seismic resistance is also shown
BrightLeaf Homes built this custom for multi-family home in the cold climate in Forest Park, IL, and certified it to DOE Zero Energy Ready Home specifications in 2020.
BrightLeaf Homes built this custom spec home in the cold climate in Brookfield, IL, and certified it to DOE Zero Energy Ready Home specifications in 2016.
BrightLeaf Homes built this custom spec home in the cold climate in Brookfield, IL, and certified it to DOE Zero Energy Ready Home specifications in 2017.
BrightLeaf Homes built this custom spec home in the cold climate in La Grange, IL, and certified it to DOE Zero Energy Ready Home specifications in 2018.
BrightLeaf Homes built this production home in the cold climate in La Grange, IL, and certified it to DOE Zero Energy Ready Home specifications in 2018.
Brookside Development built this production home in the cold climate in Woodbridge, CT, and certified it to DOE Zero Energy Ready Home specifications in 2014.
Brookside Development built this production home in the cold climate in Woodbridge, CT, and certified it to DOE Zero Energy Ready Home specifications in 2014.
Builders use an infrared camera to “see” heat flow and air leakage around a window during construction.
Building cavities not used as supply or return ducts unless they meet Items 3.2, 3.3, 4.1, and 4.2 of this Checklist
Building elevation and plan view of roof showing longitudinal shear walls; dimensions are wall-to-wall and do not include the 2-ft roof overhang.
Building section connecting an unvented roof assembly constructed with fire-resistant and fire-retardant materials to a wall assembly with similar materials.
Building section connecting wall assembly constructed with fire-resistant and fire-retardant materials to a foundation assembly with similar materials.
Building section showing a vapor diffusion ridge port constructed with fire-resistant and fire-retardant materials.
Building siding extended down and over the breakaway wall so the upper wall was damaged when the lower wall broke away.