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A below-grade foundation wall with a damp-proof coating

A below-grade foundation wall with a damp-proof coating
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A central fan-integrated supply system uses a fresh air intake ducted to the home's central furnace or air handler unit to supply fresh air throughout the home

A central fan-integrated supply system uses a fresh air intake ducted to the home's central furnace or air handler unit to supply fresh air throughout the home
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A coated OSB product with taped seams covers the walls to serve as both sheathing and weather-resistant barrier.

A coated OSB product with taped seams covers the walls to serve as both sheathing and weather-resistant barrier.
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A common method of addressing significant groundwater leakage in the foundation is to line the entire foundation assembly, including the slab, with a drainage layer.

A common method of addressing significant groundwater leakage in the foundation is to line the entire foundation assembly, including the slab, with a drainage layer.
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A common method of addressing significant groundwater leakage in the foundation is to line the interior perimeter of the foundation with a drainage layer.

A common method of addressing significant groundwater leakage in the foundation is to line the interior perimeter of the foundation with a drainage layer.
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A comparison of a dirty furnace filter on left and clean filter on right. Dirty filters block airflow and make the furnace or air handler work harder.

A comparison of a dirty furnace filter on left and clean filter on right. Dirty filters block airflow and make the furnace or air handler work harder.
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A concrete skirt provides pest resistance at the building perimeter

A concrete skirt provides pest resistance at the building perimeter
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A continuous layer of polyethylene covers the crawlspace floor and is attached to the wall with wood nailing strips

A continuous layer of polyethylene covers the crawlspace floor and is attached to the wall with wood nailing strips
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A continuum of green (soft) to grey (hard) shoreline stabilization techniques used to mitigate the effects of erosion

A continuum of green (soft) to grey (hard) shoreline stabilization techniques used to mitigate the effects of erosion
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A Corsi-Rosenthal Box is a highly effective DIY air cleaner made of easy to obtain materials such as HVAC filters, a box fan, cardboard, and tape

A Corsi-Rosenthal Box is a highly effective DIY air cleaner made of easy to obtain materials such as HVAC filters, a box fan, cardboard, and tape
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A damp crawlspace

A damp crawlspace
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A dimpled plastic water barrier protects the insulated concrete form basement walls and carries any ground water down the walls to the footing drain to minimize the opportunity for water intrusion and frost heave.

A dimpled plastic water barrier protects the insulated concrete form basement walls and carries any ground water down the walls to the footing drain to minimize the opportunity for water intrusion and frost heave.
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A dimpled rain mat and perforated drain pipe provide drainage around the basement foundation.

A dimpled rain mat and perforated drain pipe provide drainage around the basement foundation.
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A drainage plane is created behind lap siding by installing furring strips on the exterior walls over house wrap which is overlapped and taped at all seams to serve as an air and water barrier.

A drainage plane is created behind lap siding by installing furring strips on the exterior walls over house wrap which is overlapped and taped at all seams to serve as an air and water barrier.
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A drywell, shown here used for downspout catchment, can also be used to receive water from a French drain.

A drywell, shown here used for downspout catchment, can also be used to receive water from a French drain.
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A French drain contains a perforated drain pipe wrapped in rock and landscape fabric.

A French drain contains a perforated drain pipe wrapped in rock and landscape fabric.
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A layer of pea gravel or crushed stone, 4 inches thick and sloped 5%, provides a pest-resistant ground break around the perimeter of a slab foundation

A layer of pea gravel or crushed stone, 4 inches thick and sloped 5%, provides a pest-resistant ground break around the perimeter of a slab foundation
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A layer of pea gravel or crushed stone, 4 inches thick and sloped 5%, provides a pest-resistant ground break around the perimeter of a basement foundation

A layer of pea gravel or crushed stone, 4 inches thick and sloped 5%, provides a pest-resistant ground break around the perimeter of a basement foundation
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A liquid-applied water barrier covers the walls, serving as a drainage plane, air and vapor barrier, and secondary window flashing beneath the rigid foam that will be installed next.

A liquid-applied water barrier covers the walls, serving as a drainage plane, air and vapor barrier, and secondary window flashing beneath the rigid foam that will be installed next.
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A mesh plastic rainscreen product separates the coated OSB from the siding, providing a drainage space and ventilation gap.

A mesh plastic rainscreen product separates the coated OSB from the siding, providing a drainage space and ventilation gap.
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A method for preventing waterproofing issues at the intersection of a concrete column, concrete slab, and concrete pier.

A method for preventing waterproofing issues at the intersection of a concrete column, concrete slab, and concrete pier.
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A method for preventing waterproofing issues at the intersection of a concrete pier, concrete retaining wall, and concrete slab.

A method for preventing waterproofing issues at the intersection of a concrete pier, concrete retaining wall, and concrete slab.
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A method for preventing waterproofing issues at the intersection of a concrete slab and a rock anchor.

A method for preventing waterproofing issues at the intersection of a concrete slab and a rock anchor.
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A method to ensure waterproofing continuity across the elevator pit of a multistory multifamily building.

A method to ensure waterproofing continuity across the elevator pit of a multistory multifamily building.