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A caulk gun is a simple but power tool for sealing narrow cracks between framing and around penetrations.

A caulk gun is a simple but power tool for sealing narrow cracks between framing and around penetrations.
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A continuous bead of sealant is installed to air seal along the top and bottom plates at all exterior walls and intersecting interior walls as well as around windows in exterior walls

A continuous bead of sealant is installed to air seal along the top and bottom plates at all exterior walls and intersecting interior walls as well as around windows in exterior walls
Presentation:

A Cost-Effective Path to Healthy, Affordable, Net Zero Housing with DOE’s ZER Program

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A developer meets with a landscape architect at the site.

A developer meets with a landscape architect at the site.
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A fire-rated sealant "putty pad" is used to air seal an electrical outlet box

A fire-rated sealant "putty pad" is used to air seal an electrical outlet box
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A flexible membrane was installed across the floor joists to prevent air movement between the floor joists in this multifamily 1-hr partition wall assembly

A flexible membrane was installed across the floor joists to prevent air movement between the floor joists in this multifamily 1-hr partition wall assembly
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A home is tested at two points for enclosure air leakage

A home is tested at two points for enclosure air leakage
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A large bead of caulk is installed on the interior surface of the wall top and bottom plates to provide an air sealing gasket between the framing and the dry wall.

A large bead of caulk is installed on the interior surface of the wall top and bottom plates to provide an air sealing gasket between the framing and the dry wall.
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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

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 manometer is used to measure pressure differentials between indoors and outdoors when testing whole-house air leakage.

A manometer is used to measure pressure differentials between indoors and outdoors when testing whole-house air leakage.
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A piece of siding is used as sill extension and to provide slope in the opening for the window, which is deeper because exterior rigid foam has been added

A piece of siding is used as sill extension and to provide slope in the opening for the window, which is deeper because exterior rigid foam has been added
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A putty knife is used to press caulk into a seam in the plywood sheathing.

A putty knife is used to press caulk into a seam in the plywood sheathing.
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A rigid air barrier of non-paper-faced gypsum board is installed before the bathtub is installed and all seams are caulked

A rigid air barrier of non-paper-faced gypsum board is installed before the bathtub is installed and all seams are caulked
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A second layer of rigid insulation is installed over the 2 in. by 4 in. retaining strip

A second layer of rigid insulation is installed over the 2 in. by 4 in. retaining strip
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A sill gasket is installed under the two layers of fire-rated gypsum providing air sealing at the foundation slab in this 2-hour fire wall separating two units in a multifamily row house building

A sill gasket is installed under the two layers of fire-rated gypsum providing air sealing at the foundation slab in this 2-hour fire wall separating two units in a multifamily row house building
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A sill-sealing foam gasket is placed under 8-inch plywood base and two beads of caulk air seal the 2x6 sill plate to it; two more beads of caulk will top the 2x6 which will serve as a spline for the SIP wall panel.

A sill-sealing foam gasket is placed under 8-inch plywood base and two beads of caulk air seal the 2x6 sill plate to it; two more beads of caulk will top the 2x6 which will serve as a spline for the SIP wall panel.
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A single-story house floor plan showing braced wall line locations at A through E and 1 through 5

A single-story house floor plan showing braced wall line locations at A through E and 1 through 5
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A technician assembles the spray sealant injection system to seal HVAC ducts from the inside

A technician assembles the spray sealant injection system to seal HVAC ducts from the inside
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A technician conducts a duct blaster test

A technician conducts a duct blaster test
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A typical Las Vegas hot-dry climate home uses stucco siding and a tile roof.

A typical Las Vegas hot-dry climate home uses stucco siding and a tile roof.
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A ventilation controller with a manual override is located on a central air handler fan that is located in an accessible location

A ventilation controller with a manual override is located on a central air handler fan that is located in an accessible location
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A weatherstripping gasket is installed on the framing that the crawlspace hatch panel rests on.

A weatherstripping gasket is installed on the framing that the crawlspace hatch panel rests on.
Presentation:

A Whole New World – ENERGY STAR + HVAC Grading

Video:

Above the Flood