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Right – Slab insulation extends to the top of the slab

Right – Slab insulation extends to the top of the slab
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Right – Structural insulated sheathing can provide racking strength (lateral load resistance), and serve as an air barrier and thermal barrier if installed according to manufacturer’s specifications with taped, sealed seams

Right – Structural insulated sheathing can provide racking strength (lateral load resistance), and serve as an air barrier and thermal barrier if installed according to manufacturer’s specifications with taped, sealed seams
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Right – The framing allows for required insulation depth.

Right – The framing allows for required insulation depth.
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Right – The hard metal ducts are located in conditioned space between floor joists and all seams are sealed with approved metal tape.

Right – The hard metal ducts are located in conditioned space between floor joists and all seams are sealed with approved metal tape.
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Right – The mechanical damper leading to interior ductwork from a Central ERV is wide open for a duct leakage test when the duct tester is attached to an exterior door of the ERV Cabinet

Right – The mechanical damper leading to interior ductwork from a Central ERV is wide open for a duct leakage test when the duct tester is attached to an exterior door of the ERV Cabinet
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Right – The round metal ducts are sealed with mastic at all joints.

Right – The round metal ducts are sealed with mastic at all joints.
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Right – The termination of this kitchen exhaust duct is sealed to the wall to keep out air and water and is screened to keep out pests.

Right – The termination of this kitchen exhaust duct is sealed to the wall to keep out air and water and is screened to keep out pests.
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Right – These duct take-offs are well sealed to the branch duct

Right – These duct take-offs are well sealed to the branch duct
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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.

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 – This ductwork is well-sealed for the ducts connecting a large rooftop ERV with central ductwork

Right – This ductwork is well-sealed for the ducts connecting a large rooftop ERV with central ductwork
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Right – This home uses a small-diameter high-velocity duct system with a main duct (plenum) that is one-fourth the size of a conventional duct and branch ducts with a 2- or 2.5-inch inside diameter.

Right – This home uses a small-diameter high-velocity duct system with a main duct (plenum) that is one-fourth the size of a conventional duct and branch ducts with a 2- or 2.5-inch inside diameter.
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Right – This HRV is ducted separately from the home’s ductless heat pumps to provide filtered fresh air to sleeping and living areas and to exhaust stale air from the bathrooms and laundry.

Right – This HRV is ducted separately from the home’s ductless heat pumps to provide filtered fresh air to sleeping and living areas and to exhaust stale air from the bathrooms and laundry.
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Right – This kitchen exhaust fan duct is made of smooth round steel duct that takes the shortest, most direct route to the outdoors and joints are sealed with mastic.

Right – This kitchen exhaust fan duct is made of smooth round steel duct that takes the shortest, most direct route to the outdoors and joints are sealed with mastic.
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Right – This register is sealed for a final test and the duct test pressure is being monitored at the register

Right – This register is sealed for a final test and the duct test pressure is being monitored at the register
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Right – This supply duct is thoroughly sealed at all joints with mastic to prevent air leakage and the duct is equipped with a damper to provide zoned heating and cooling along with other trunk ducts.

Right – This supply duct is thoroughly sealed at all joints with mastic to prevent air leakage and the duct is equipped with a damper to provide zoned heating and cooling along with other trunk ducts.
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Right – Transfer grilles, Jump ducts, and wall grilles provide passive returns for air returning from bedrooms to the central HVAC system

Right – Transfer grilles, Jump ducts, and wall grilles provide passive returns for air returning from bedrooms to the central HVAC system
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Right – Verify continuous rigid insulation is installed

Right – Verify continuous rigid insulation is installed
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Right – Verify single member headers with insulation on one side are installed

Right – Verify single member headers with insulation on one side are installed
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Right – Verify SIP headers are installed

Right – Verify SIP headers are installed
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Right – Verify two member headers with rigid insulation between are installed

Right – Verify two member headers with rigid insulation between are installed
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Right – Window framing has appropriate number of king studs

Right – Window framing has appropriate number of king studs
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Right- This flue pipe has been air sealed with sheet metal and fire-rated caulk and an insulation dam has been constructed to keep insulation from touching the hot flue pipe

Right- This flue pipe has been air sealed with sheet metal and fire-rated caulk and an insulation dam has been constructed to keep insulation from touching the hot flue pipe
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Right-- IR photo shows how effectively spray foam insulated/air sealed attic kneewall and the floor cavities under kneewall

Right-- IR photo shows how effectively spray foam insulated/air sealed attic kneewall and the floor cavities under kneewall
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Right: A blower door pressurizes the house during a duct leakage to outside test.

Right: A blower door pressurizes the house during a duct leakage to outside test.