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Sample results from a total duct leakage test at final

Sample results from a total duct leakage test at final
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Sample results from a total duct leakage test at rough-in

Sample results from a total duct leakage test at rough-in
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Scaffolding is continually raised as courses of foam brick are added so that the pour man can see both sides of the wall during the pour.

Scaffolding is continually raised as courses of foam brick are added so that the pour man can see both sides of the wall during the pour.
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Seal all holes and seams in furnace and air handler cabinets

Seal all holes and seams in furnace and air handler cabinets
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Seal all joints and seams in the metal ductwork with mastic before installing insulation

Seal all joints and seams in the metal ductwork with mastic before installing insulation
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Seal all wood framing joints surrounding the chase with sealant and lay a bead of sealant along top edge of chase framing

Seal all wood framing joints surrounding the chase with sealant and lay a bead of sealant along top edge of chase framing
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Seal all wood framing joints surrounding the chase with sealant and lay a bead of sealant on top edge of chase framing

Seal all wood framing joints surrounding the chase with sealant and lay a bead of sealant on top edge of chase framing
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Seal bottom layer of rigid insulation with adhesive, tape and nails

Seal bottom layer of rigid insulation with adhesive, tape and nails
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Seal seams in fiber board ducts with out-clinching staples, UL-181A-approved tape, and mastic

Seal seams in fiber board ducts with out-clinching staples, UL-181A-approved tape, and mastic
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Seal the drywall to the top plates as part of the home’s continuous air barrier

Seal the drywall to the top plates as part of the home’s continuous air barrier
Video:

Sealed and Insulated Flex Ducts

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Seams and connections in rigid metal ducts are air sealed using tape or mastic.

Seams and connections in rigid metal ducts are air sealed using tape or mastic.
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Seams are being properly sealed with mastic and mesh tape

Seams are being properly sealed with mastic and mesh tape
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Second layer of rigid insulation is adhered with foam

Second layer of rigid insulation is adhered with foam
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Self-piercing/self-drilling sheet metal screws are installed on the four tabs (indicated by red stars) to secure the take-off collar to the rectangular metal duct.

Self-piercing/self-drilling sheet metal screws are installed on the four tabs (indicated by red stars) to secure the take-off collar to the rectangular metal duct.
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Seperate dwellings with their own seperate exhaust terminations

Seperate dwellings with their own seperate exhaust terminations
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Sheet metal and mastic provide air sealing around a flue pipe.

Sheet metal and mastic provide air sealing around a flue pipe.
Case Study:

Show Home Targets Energy Efficiency in Hot-Humid Climates

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Siding has been removed so cellulose insulation can be dense-packed into the exterior walls of this home

Siding has been removed so cellulose insulation can be dense-packed into the exterior walls of this home
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Single framed wall converted to double wall and insulated with closed-cell spray foam

Single framed wall converted to double wall and insulated with closed-cell spray foam
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Single framed wall converted to double wall and insulated with closed-cell spray foam and loose-fill fibrous insulation

Single framed wall converted to double wall and insulated with closed-cell spray foam and loose-fill fibrous insulation
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Single framed wall converted to double wall and insulated with open-cell spray foam

Single framed wall converted to double wall and insulated with open-cell spray foam
CAD File:

Single top plate - interior wall with gusset

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Single top plate - interior wall with gusset
CAD File:

Single top plate splice with metal plate

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Single top plate splice with metal plate