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A floor cavity between the first and second floor can provide a conditioned space for HVAC ducts if the rim joists are insulated and air sealed, if sufficient space is available, and if open-web floor joists are used
A floor cavity between the first and second floor can provide a conditioned space for HVAC ducts if the rim joists are insulated and air sealed, if sufficient space is available, and if open-web floor joists are used
A floor cavity between the first and second floor can provide a conditioned space for HVAC ducts if the rim joists are insulated and air sealed, if sufficient space is available, and if open-web floor joists are used
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Right - The HVAC ducts are located between floors in conditioned space.
Right - The HVAC ducts are located between floors in conditioned space.
Right - The HVAC ducts are located between floors in conditioned space.
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Right - The rigid metal HVAC ducting is installed between the floor joists rather than in an unconditioned attic or crawl space to minimize heat loss.
Right - The rigid metal HVAC ducting is installed between the floor joists rather than in an unconditioned attic or crawl space to minimize heat loss.
Right - The rigid metal HVAC ducting is installed between the floor joists rather than in an unconditioned attic or crawl space to minimize heat loss.
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Right – Engineered open-web floor joists provide space between floors for ducting.
Right – Engineered open-web floor joists provide space between floors for ducting.
Right – Engineered open-web floor joists provide space between floors for ducting.
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Right – Open web floor joists can provide a space between floors for HVAC ducting.
Right – Open web floor joists can provide a space between floors for HVAC ducting.
Right – Open web floor joists can provide a space between floors for HVAC ducting.
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The ducts are located in conditioned space in open-web joists between the floors and supported to prevent sagging.
The ducts are located in conditioned space in open-web joists between the floors and supported to prevent sagging.
The ducts are located in conditioned space in open-web joists between the floors and supported to prevent sagging.
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Thermal and air barriers at rim joist or new blocking prevent Infiltration of unconditioned air into the floor cavity
Thermal and air barriers at rim joist or new blocking prevent Infiltration of unconditioned air into the floor cavity
Thermal and air barriers at rim joist or new blocking prevent Infiltration of unconditioned air into the floor cavity
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Uninsulated, unsealed, or missing rim joists allow attic air and heat into the floor cavity
Uninsulated, unsealed, or missing rim joists allow attic air and heat into the floor cavity
Uninsulated, unsealed, or missing rim joists allow attic air and heat into the floor cavity
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Unsealed, uninsulated rim joists allow outside air and heat into the floor cavity
Unsealed, uninsulated rim joists allow outside air and heat into the floor cavity
Unsealed, uninsulated rim joists allow outside air and heat into the floor cavity
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