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Video:

Opening Protection Systems - Doors, Windows, Garages

Case Study:

Operation Helping Hands Green Dream 1 Home, New Orleans, Louisiana

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Packing tape has been removed and damper will be able to function properly once fan is installed

Packing tape has been removed and damper will be able to function properly once fan is installed
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Pan stock is used to form a boot for future register installation

Pan stock is used to form a boot for future register installation
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Plan view of duct or pipe penetration through exterior wall showing flashing and air sealing details

Plan view of duct or pipe penetration through exterior wall showing flashing and air sealing details
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Position the clothes dryer to minimize exhaust duct length and make flexible exhaust ducts as compact and straight as possible

Position the clothes dryer to minimize exhaust duct length and make flexible exhaust ducts as compact and straight as possible
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Prepare chase with adhesive for bottom insulation

Prepare chase with adhesive for bottom insulation
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Prescriptive Path: Supply ducts in unconditioned attic have insulation ≥ R-8. Performance Path: Supply ducts in unconditioned attic have insulation ≥ R-6

Prescriptive Path: Supply ducts in unconditioned attic have insulation ≥ R-8. Performance Path: Supply ducts in unconditioned attic have insulation ≥ R-6
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Provide for pressure balancing between bedrooms and the rest of the house.

Provide for pressure balancing between bedrooms and the rest of the house.
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Pull the insulation and outer liner of the flex duct over the collar to come in full contact with the liner and insulation of the trunk line or fitting and tape in place

Pull the insulation and outer liner of the flex duct over the collar to come in full contact with the liner and insulation of the trunk line or fitting and tape in place
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Pulling flex duct taut when installing greatly reduces the amount of friction caused by the ducting

Pulling flex duct taut when installing greatly reduces the amount of friction caused by the ducting
Video:

Pumpkin Ridge Passive House Video #010: Attic Truss Details

Video:

Pumpkin Ridge Passive House Video #012: Interior Attic Air Barrier

Video:

Pumpkin Ridge Passive House Video #13: Completed Wall-to-Attic Air Barrier Details

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R-6 flexible duct has 2 inches of insulation around the inner liner so a 12-inch duct requires a 16x16-inch chase

R-6 flexible duct has 2 inches of insulation around the inner liner so a 12-inch duct requires a 16x16-inch chase
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Radiant barrier sheeting can be stapled to the underside of the rafters or along the inside edge of the rafters

Radiant barrier sheeting can be stapled to the underside of the rafters or along the inside edge of the rafters
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Raised ceiling chase sealed with drywall mud

Raised ceiling chase sealed with drywall mud
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Raised ceiling duct chase installation technique

Raised ceiling duct chase installation technique
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Raised ceiling duct chase is not visible as finished product

Raised ceiling duct chase is not visible as finished product
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Raised heel energy trusses extend past the exterior wall and are deeper at the wall allowing room for full insulation coverage over the top plate of the exterior walls.

Raised heel energy trusses extend past the exterior wall and are deeper at the wall allowing room for full insulation coverage over the top plate of the exterior walls.
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Rater-measured duct leakage to outdoors ≤ 4 CFM25 per 100 sq. ft. of conditioned floor area

Rater-measured duct leakage to outdoors ≤ 4 CFM25 per 100 sq. ft. of conditioned floor area
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Retrofit an existing roof by installing rigid foam, new moisture and air control layers, new sheathing, and new cladding plus cavity insulation in the roof rafters to create an unvented attic

Retrofit an existing roof by installing rigid foam, new moisture and air control layers, new sheathing, and new cladding plus cavity insulation in the roof rafters to create an unvented attic
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Return box has been properly sealed with mastic

Return box has been properly sealed with mastic
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Return box has not been sealed

Return box has not been sealed