Showing results 1 - 25 of 25
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Air-seal around all plumbing and piping installed through walls, ceilings, and flooring adjacent to unconditioned space to prevent air leakage.
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Plumbing penetrations through the below slab insulation are sealed with tape and spray foam.
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Plumbing pipes that pass through top plates can be air-sealed with a gasket material cut slightly smaller than the pipe diameter.
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Right - The pipe penetration is properly flashed and furring strips are installed on each side in preparation for installing cladding
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Right - The water and air control layers are properly integrated around the hose bib
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Right – Spray foam is used to carefully seal behind plumbing that was installed in an exterior wall.
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Right – Tape and spray foam are used to air seal around pipes that extend through exterior walls.
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Spray foam insulation insulates and air seals around plumbing pipes and top plates in the attic.
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Wrong - Hole in rim joist was cut too large for plumbing pipe and the gaps are not air sealed.
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Wrong - Holes in rim joists were cut too large for plumbing pipes and gaps should be air sealed.
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Wrong - Plumbing penetrations are not sealed in sub-floor and it is not recommended to run plumbing in a cantilevered floor.
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Wrong - Tub or shower floor is not insulated and air-sealed with a solid barrier material between the floor joists and the tub. Plumbing pipes shouldn't be located in a cantilever.
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Wrong - Wall cavities behind shower are not completely filled with insulation and are lacking the solid interior air barrier.
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Wrong – Fibrous insulation is not an air barrier and cannot be used for sealing holes.
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Wrong – These holes have been cut larger than needed, making them difficult to seal.
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Wrong – These plumbing penetrations have been cut larger than needed, making them difficult to seal.
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