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This swale and berm slow the flow of stormwater across a site to minimize erosion.

This swale and berm slow the flow of stormwater across a site to minimize erosion.
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This through-the-wall flashing direct water out of the wall at this siding transition.

This through-the-wall flashing direct water out of the wall at this siding transition.
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This through-the-wall flashing directs any water that get into the wall through the lap siding out at the transition to the stone cladding which has a capstone that is properly sloped away from the wall.

This through-the-wall flashing directs any water that get into the wall through the lap siding out at the transition to the stone cladding which has a capstone that is properly sloped away from the wall.
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This xeriscaped yard has pavers, rock, and artificial turf.

This xeriscaped yard has pavers, rock, and artificial turf.
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Threaded connections are one source of leaks in showerheads and showerhead arms.

Threaded connections are one source of leaks in showerheads and showerhead arms.
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Time series of concentrations of particles measured by ten different devices in the same location, demonstrating a failure to quickly and properly return to baseline after a high concentration event.

Time series of concentrations of particles measured by ten different devices in the same location, demonstrating a failure to quickly and properly return to baseline after a high concentration event.
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To control surface water, slope the ground away from the building perimeter on all sides.

To control surface water, slope the ground away from the building perimeter on all sides.
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To handle the high water table on this lot, the builder installed underground drain pipe to french drains for slow dispersal of storm runoff, then set the floor joists on steel framing set 4 ft above grade on 35-foot-deep piers.

To handle the high water table on this lot, the builder installed underground drain pipe to french drains for slow dispersal of storm runoff, then set the floor joists on steel framing set 4 ft above grade on 35-foot-deep piers.
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To help keep the monolithic slab-on-grade foundation dry, the site’s surfaces is graded away from the structure, the slab is poured on a bed of gravel, and using a vapor barrier will separate the foundation from the sill plates.

To help keep the monolithic slab-on-grade foundation dry, the site’s surfaces is graded away from the structure, the slab is poured on a bed of gravel, and using a vapor barrier will separate the foundation from the sill plates.
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To keep water out, flashing should be integrated with the house wrap, siding, and shingles or roof tiles.

To keep water out, flashing should be integrated with the house wrap, siding, and shingles or roof tiles.
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To test bathroom exhaust fan airflow, hold a tissue up to the fan while it is running; if it holds, airflow is good.

To test bathroom exhaust fan airflow, hold a tissue up to the fan while it is running; if it holds, airflow is good.
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Toilet cycle diverter.

Toilet cycle diverter.
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Traditional methods of site drainage, such as site grading, can be difficult to achieve on urban sites.

Traditional methods of site drainage, such as site grading, can be difficult to achieve on urban sites.
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Trapezoid swale design

Trapezoid swale design
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True or False: New construction can contribute to flooding.

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Turning Off Residential Water

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UMN NorthernSTAR: DOE Building America: Exterior Foundation Insulation

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Untreated lumber has been used on a below-grade wall against masonry

Untreated lumber has been used on a below-grade wall against masonry
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Upper wall insulation installation with butyl z-flashing

Upper wall insulation installation with butyl z-flashing
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Use a transfer pump to quickly drain a water heater for repair or replacement by attaching a clothes washer hose to the drain valve of the water heater and the other end to the inlet of the transfer pump, and using a garden hose from the pump to a drain.

Use a transfer pump to quickly drain a water heater for repair or replacement by attaching a clothes washer hose to the drain valve of the water heater and the other end to the inlet of the transfer pump, and using a garden hose from the pump to a drain.
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Use a vacuum brush attachment or a soft dry cloth to clean the light fixture of the exhaust fan/light

Use a vacuum brush attachment or a soft dry cloth to clean the light fixture of the exhaust fan/light
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Use a vacuum brush attachment to clean the exhaust fan motor and blades

Use a vacuum brush attachment to clean the exhaust fan motor and blades
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Use the brush attachment on your vacuum to remove dust and debris on the bathroom exhaust fan vents

Use the brush attachment on your vacuum to remove dust and debris on the bathroom exhaust fan vents
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Using outdoor misters or spray fountains can cool the outside air before it enters the house

Using outdoor misters or spray fountains can cool the outside air before it enters the house