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Air seal the top, bottom, and sides of a cantilevered floor cavity and ensure that insulation is in full contact with all sides without voids.
Air seal the top, bottom, and sides of a cantilevered floor cavity and ensure that insulation is in full contact with all sides without voids.
Air seal the top, bottom, and sides of a cantilevered floor cavity and ensure that insulation is in full contact with all sides without voids.
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Right – All holes, gaps, and seams of the rigid air barrier are air sealed.
Right – All holes, gaps, and seams of the rigid air barrier are air sealed.
Right – All holes, gaps, and seams of the rigid air barrier are air sealed.
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Right – Cantilever has been properly insulated, air sealed, and cavity has been blocked.
Right – Cantilever has been properly insulated, air sealed, and cavity has been blocked.
Right – Cantilever has been properly insulated, air sealed, and cavity has been blocked.
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Wrong - Cantilevered floor joist bay cavities are not air sealed with a solid air barrier aligned with the exterior wall.
Wrong - Cantilevered floor joist bay cavities are not air sealed with a solid air barrier aligned with the exterior wall.
Wrong - Cantilevered floor joist bay cavities are not air sealed with a solid air barrier aligned with the exterior wall.
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Wrong - Cantilevered joist bay cavities are not air sealed with a solid air barrier, allowing outside air to flow between floors.
Wrong - Cantilevered joist bay cavities are not air sealed with a solid air barrier, allowing outside air to flow between floors.
Wrong - Cantilevered joist bay cavities are not air sealed with a solid air barrier, allowing outside air to flow between floors.
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Wrong - Holes in rim joist around pipes and wiring are not air-sealed.
Wrong - Holes in rim joist around pipes and wiring are not air-sealed.
Wrong - Holes in rim joist around pipes and wiring are not 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.
Wrong - Plumbing penetrations are not sealed in sub-floor and it is not recommended to run plumbing in a cantilevered floor.
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.
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.
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 – Cantilever is not blocked or insulated.
Wrong – Cantilever is not blocked or insulated.
Wrong – Cantilever is not blocked or insulated.
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Wrong – The rigid air barrier material between the cantilever and the conditioned space is not air sealed at the seams.
Wrong – The rigid air barrier material between the cantilever and the conditioned space is not air sealed at the seams.
Wrong – The rigid air barrier material between the cantilever and the conditioned space is not air sealed at the seams.
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