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A below-grade foundation wall with a damp-proof coating
A complete HVAC system includes ducted returns
A continuous layer of polyethylene covers the crawlspace floor and is attached to the wall with wood nailing strips
A continuous rim joist separates the garage and living space
A crane is used to install the SIP fireplace chimney chase
A damp crawlspace
A direct-vent sealed-combustion fireplace takes its combustion air directly from outside through a dedicated air inlet and vents combustion products directly outside
A direct-vent sealed-combustion furnace has dedicated pipes for combustion air and exhaust
A ducted central return brings air from central return registers back to the air handler through insulated, air-sealed ducts
A metal plate is used to connect top plates to one another
A moisture meter verifies that the moisture of the framing is below the recommended 18%
A nylon draw band and tensioning tool are used to secure the inner coil of the pre-insulated flexible duct
A nylon draw band and tensioning tool are used to secure the inner liner of the pre-insulated flexible duct
A portable CO monitor is used to test for ambient CO near a ventless combustion fireplace
A pumper is used to place the concrete into the foam form walls
A second layer of rigid insulation is installed over the 2 in. by 4 in. retaining strip
A site-built rafter roof with a raised top plate allows for more insulation underneath
A standard site-built roof of rafters may pinch the insulation at the eaves
A structural spline made of a solid 2x is used where needed to meet structural load requirements at SIP panel seams
A surface spline reduces thermal bridging much more than a structural spline at SIP panel seams
A technician conducts a duct blaster test
A termite shield and a sill gasket are installed between the sill plate and the foundation on a raised slab foundation
A ventilation controller with a manual override is located on a central air handler fan that is located in an accessible location
A ventless gas fireplace has no chimney
Adhesive caulk is used to seal seams and attach the multiple layers of rigid insulation
Advanced framing details include corners that are constructed with fewer studs or studs aligned so that insulation can be installed in the corner.
Advanced framing details include framing aligned to allow for insulation at interior-exterior wall intersections.
Advanced framing details include insulated headers over windows and doors.
Advanced framing details include minimal framing at windows and doors.
Advanced framing details include using the minimum amount of wall studs permitted by code.
Advanced framing details throughout house including insulated and open headers
Advanced framing details throughout house limit use of lumber
Advanced framing showing open headers
Advanced framing uses less wall studs
After all holes through the ceiling are air sealed and the baffles have been installed, the insulation can be installed
After installing the house wrap over the SIPS, window flashing is installed
After securing the inner coil, cover the draw band and the seam with a generous amount of mastic
Air barrier is continuous across several components of the lower section of wall
Air flow is produced when central HVAC fan is energized (set thermostat to “fan”)
Air handler platforms used as return air plenums can draw air from vented attics and crawlspaces through other connected framing cavities
Air inlet is located in a convenient place for homeowner to clean
Air inlet is not convenient for cleaning and located next to exhaust outlets
Air seal above-grade sill plates adjacent to conditioned space to minimize air leakage.
Air seal and insulate around the exhaust fan with a rigid foam box
Air seal and insulate double-walls that are half-height or full-height walls used as architectural features in homes.
Air seal and insulate drawer and closet boxes in attic kneewalls
Air seal and insulate flex ducts
Air seal and insulate light tube
Air seal and insulate the rim and band joists of walls separating an attached garage from the home’s conditioned space.
Air seal around all duct shafts and flues installed through ceilings, walls, or flooring to keep conditioned air from leaking into unconditioned space.
Air seal around all plumbing and piping installed through walls, ceilings, and flooring to keep conditioned air from leaking into unconditioned space.
Air seal around all wiring installed through walls, ceilings, and flooring to keep conditioned air from leaking into unconditioned space.
Air seal around kitchen and bathroom exhaust fans to keep conditioned air from leaking into unconditioned space.
Air seal around recessed can light fixtures installed through ceilings to keep conditioned air from leaking into unconditioned space.
Air seal attic access panels and drop-down stairs to minimize air leakage.
Air seal door and window rough openings with backer rod, caulk, or nonexpanding foam
Air seal drywall to top plates at all attic/wall interfaces to minimize air leakage.
Air seal exterior doors to minimize air leakage.
Air seal floor joist cavities under kneewall with rigid foam, plywood, or OSB caulked in place
Air seal rough opening from inside
Air seal the attic access panel with weather stripping
Air seal the attic access pull-down stairs opening with weather stripping
Air seal the attic kneewall door opening with weather stripping
Air seal the common wall between units in a multi-family structure to minimize air leakage.
Air seal the electrical panel
Air seal the floor above a garage when there is living space above the garage and make sure floor insulation is in full contact with the underside of the subfloor.
Air seal the floor above an unconditioned basement or crawlspace and make sure floor insulation is in full contact with the underside of the subfloor.
Air seal the rough opening around doors and windows to minimize air leakage.
Air seal the top, bottom, and sides of a cantilevered floor cavity and ensure that insulation is in full contact with all sides without voids.

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