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IECC Climate Zone 2A: Unvented Attic, 2x6 Wall, Pier Foundation

IECC Climate Zone 2A: Unvented Attic, 2x6 Wall, Pier Foundation
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IECC Climate Zone 2B: Unvented Attic, 2x6 Wall, Monolithic Slab on Grade

IECC Climate Zone 2B: Unvented Attic, 2x6 Wall, Monolithic Slab on Grade
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IECC Climate Zone 2B: Unvented Attic, CMU Wall, Slab on Grade

IECC Climate Zone 2B: Unvented Attic, CMU Wall, Slab on Grade
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IECC Climate Zone 2B: Vented Attic, Block Wall, Slab on Grade

IECC Climate Zone 2B: Vented Attic, Block Wall, Slab on Grade
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IECC Climate Zone 3A: SIP Roof, SIP Wall, Stem Wall, Slab on Grade

IECC Climate Zone 3A: SIP Roof, SIP Wall, Stem Wall, Slab on Grade
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IECC Climate Zone 3A: Unvented Attic, 2x6 Wall, Monolithic Slab on Grade

IECC Climate Zone 3A: Unvented Attic, 2x6 Wall, Monolithic Slab on Grade
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IECC Climate Zone 3A: Vented Attic, 2x6 Wall, Monolithic Slab on Grade

IECC Climate Zone 3A: Vented Attic, 2x6 Wall, Monolithic Slab on Grade
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IECC Climate Zone 3A: Vented Cathedral Celling, 2x6 Wall, Vented Crawl Space

IECC Climate Zone 3A: Vented Cathedral Celling, 2x6 Wall, Vented Crawl Space
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IECC Climate Zone 3B: SIP Roof, SIP Wall, Stem Wall, Slab on Grade

IECC Climate Zone 3B: SIP Roof, SIP Wall, Stem Wall, Slab on Grade
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IECC Climate Zone 3B: Unvented Attic, 2x6 Wall, Monolithic Slab on Grade

IECC Climate Zone 3B: Unvented Attic, 2x6 Wall, Monolithic Slab on Grade
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IECC Climate Zone 3B: Vented Attic, 2x6 Wall, Monolithic Slab on Grade

IECC Climate Zone 3B: Vented Attic, 2x6 Wall, Monolithic Slab on Grade
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IECC Climate Zone 4A: SIP Roof, SIP Wall, Stem Wall, Slab on Grade

IECC Climate Zone 4A: SIP Roof, SIP Wall, Stem Wall, Slab on Grade
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If fans share common exhaust duct, back-draft dampers installed

If fans share common exhaust duct, back-draft dampers installed
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If integrating an ERV/HRV with the heating/cooling duct system, add dedicated ducts for either the supply or return side to prevent short-circuiting of air distribution

If integrating an ERV/HRV with the heating/cooling duct system, add dedicated ducts for either the supply or return side to prevent short-circuiting of air distribution
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If the air filter is quite loose in the slot, you can add adhesive weatherstripping foam tape around the perimeter of the cardboard frame to minimize the amount of air passing around the filter.

If the air filter is quite loose in the slot, you can add adhesive weatherstripping foam tape around the perimeter of the cardboard frame to minimize the amount of air passing around the filter.
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Imagine Homes chose low-density spray foam to insulate this attic.

Imagine Homes chose low-density spray foam to insulate this attic.
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In cathedral ceilings, parallel chord trusses allow thicker insulation levels over the exterior wall top plates.

In cathedral ceilings, parallel chord trusses allow thicker insulation levels over the exterior wall top plates.
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In the attic, all of the top plate seams are sealed with canned spray foam before covering the ceiling deck with blown fiberglass.

In the attic, all of the top plate seams are sealed with canned spray foam before covering the ceiling deck with blown fiberglass.
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In this dwelling unit ventilation configuration, a forced air system provides outside air at the same rate as the air being exhausted from the bathroom fan; local kitchen exhaust is provided by a range hood with a dedicated makeup air intake

In this dwelling unit ventilation configuration, a forced air system provides outside air at the same rate as the air being exhausted from the bathroom fan; local kitchen exhaust is provided by a range hood with a dedicated makeup air intake
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In this exhaust fan/light, both the light fixture and the fan are plugged in to the fan housing; unplug the light fixture to clean it and unplug the fan as an added precaution while cleaning the exhaust fan

In this exhaust fan/light, both the light fixture and the fan are plugged in to the fan housing; unplug the light fixture to clean it and unplug the fan as an added precaution while cleaning the exhaust fan
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In this ventilation configuration for a multifamily building, outside air enters through a dedicated outdoor air system (DOAS), and inside air exits the space through bathroom and kitchen exhaust fans

In this ventilation configuration for a multifamily building, outside air enters through a dedicated outdoor air system (DOAS), and inside air exits the space through bathroom and kitchen exhaust fans
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In this ventilation configuration, an air handler provides outside air at the same rate as the air being exhausted from a bathroom fan; local kitchen exhaust has a dedicated makeup air intake; dehumidification is provided separately

In this ventilation configuration, an air handler provides outside air at the same rate as the air being exhausted from a bathroom fan; local kitchen exhaust has a dedicated makeup air intake; dehumidification is provided separately
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Infrared imaging shows cold conditioned air pouring out of the open floor cavities under this attic kneewall into the hot unconditioned attic

Infrared imaging shows cold conditioned air pouring out of the open floor cavities under this attic kneewall into the hot unconditioned attic
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Insert an electric leaf blower into the dryer exhaust duct and turn on at lowest setting to blow out the duct

Insert an electric leaf blower into the dryer exhaust duct and turn on at lowest setting to blow out the duct