Showing results 1551 - 1600 of 4973
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IECC Climate Zone 1A: Unvented Attic with Spray foam at Roof Deck, 2x6 Wall-CMU Wall, Elevated Slab
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IECC Climate Zone 2A: Unvented Attic with Spray Foam at Roof Deck, 2x6 Wall/CMU Wall, Elevated Slab
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IECC Climate Zone 2A: Unvented Attic with Spray Foam at Roof Deck, 2x6 Wall/CMU Wall, Elevated Slab
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If a cool room is directly under an attic or roof, having lighter colored roofing (home on left) will reduce heat gain to the space as compared to darker roofing (home on right) because the temperature of the roof will be lower (see thermal image)
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If a dropped soffit is used to house a duct, the soffit space must equal the duct diameter plus the insulation thickness
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If airflow must be limited to a supply register, use balancing dampers at the trunk line rather than looping duct to control airflow
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If both the shingles and the underlayment blow off the roof is more susceptible to water intrusion; sealed seams or a self-adhering underlayment provide greater protection.
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If filter is inaccessible, locate the air filter between the return air plenum and the air handler box
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If furnace is accessible, locate the air filter between the return air plenum and the air handler box
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If HVAC duct must be installed in an exterior wall, separate it from the exterior with at least R-6 of continuous rigid insulation
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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
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If snow level is estimated to exceed roof load limits, snow removal may be needed; hire professionals
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If the furnace is hard to access, locate filters at return registers covered by hinged grilles that are easy to open from inside the home
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If water rises above the foundation and enters the wall cavity it will not damage the moisture-resistant closed-cell foam or exterior extruded polystyrene, while gaps in the paperless drywall allow airflow of easy removal of panels for drying and cleaning
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Imagine Homes installs double-paned, vinyl-framed, low-e windows to minimize solar heat gain in San Antonio.
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Imery & Co. built this custom for buyer home in the mixed-humid climate in Chamblee, GA, and certified it to DOE Zero Energy Ready Home specifications in 2017.
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Imery Group built this custom for buyer home in the mixed-humid climate in Monroe, GA, and certified it to DOE Zero Energy Ready Home specifications in 2019.
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Imery Homes built this custom home in the mixed-humid climate in Serenbe, GA, and certified it to DOE Zero Energy Ready Home specifications in 2014.
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Improper continuous load path design lacking bracing results in the failure of gable end walls under high wind conditions.
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Improper flashing can allow rain water into walls, causing significant damage
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Improperly installed fuel tanks can break free from attachments under the force of flood waters, risking broken fuel lines which could cause fire or explosion. Here, the tank is tethered only by the gas piping, which is not designed to perform this functi
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Improvised deflectors that are improperly integrated into the wall flashing and gutter are rarely sized to handle the volume of water that can run off the roof in a large downpour and they may contribute to water entry into the wall.
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In 2009 IECC CZ 5 and higher, install self-sealing bituminous membrane or equivalent over sheathing at eaves from the edge of the roof line to > 2 ft. up roof deck from the interior plane of the exterior wall.
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In a Category I gas-fired, natural-draft boiler, the natural draft of the heated flue pulls combustion air through the draft hood into the combustion chamber
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In a comparison of two homes that were identical except for windows, the home with thin-triple-pane windows showed averaged winter heating savings of 12% annually, average cooling season savings of 28%, and peak savings of 17% to 33% compared to the home
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In a non-compartmentalized multistory multifamily building, the stack effect can pull outside air in through leaks at lower floors and push air out through leaks in the upper envelope.
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In a typical old style multi-inlet evaporative cooler, the blower fan draws outside air in through multiple media filters and blows it into the home
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In areas prone to high winds and hurricanes, double vertical “jack trim” and horizontal “header” and “sill” studs are recommended on all sides of window and door openings.