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The NFRC/ENERGY STAR label provides consumers with several performance ratings for a window

The NFRC/ENERGY STAR label provides consumers with several performance ratings for a window
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The operable windows in this house are located at occupant level to provide comfort ventilation.

The operable windows in this house are located at occupant level to provide comfort ventilation.
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The overhang on the left is much wider than the window, allowing it to provide better shade throughout the day than the overhang on the right, which is only the width of the window (results shown for south-facing window, late summer, 2pm, 36N latitude).

The overhang on the left is much wider than the window, allowing it to provide better shade throughout the day than the overhang on the right, which is only the width of the window (results shown for south-facing window, late summer, 2pm, 36N latitude).
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The overhang on the left is much wider than the window, allowing it to provide far better shade throughout the day than the overhang on the right, which is only the width of the window (results shown for south-facing window, late summer, 36N latitude).

The overhang on the left is much wider than the window, allowing it to provide far better shade throughout the day than the overhang on the right, which is only the width of the window (results shown for south-facing window, late summer, 36N latitude).
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The patio roof on this home provides full shade to large glass doors and windows, reducing the home's heat gains.

The patio roof on this home provides full shade to large glass doors and windows, reducing the home's heat gains.
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The pipe connections for faucets, dishwashers, garbage disposals, and other water using appliances can be a source of leaks.

The pipe connections for faucets, dishwashers, garbage disposals, and other water using appliances can be a source of leaks.
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The pipe insulation on this exterior refrigerant line is intact but significantly degraded from ultraviolet (UV) exposure.

The pipe insulation on this exterior refrigerant line is intact but significantly degraded from ultraviolet (UV) exposure.
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The pulleys in this old window frame were once used for counterbalancing weights to help raise and lower the window; this window can be restored with new pulley ropes or the weight pockets can be insulated with caulk and rigid insulation.

The pulleys in this old window frame were once used for counterbalancing weights to help raise and lower the window; this window can be restored with new pulley ropes or the weight pockets can be insulated with caulk and rigid insulation.
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The refrigerant line for this outdoor compressor unit of the home’s air conditioner is covered with new pipe insulation then wrapped with an additional UV-resistant jacket to protect it from the elements.

The refrigerant line for this outdoor compressor unit of the home’s air conditioner is covered with new pipe insulation then wrapped with an additional UV-resistant jacket to protect it from the elements.
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The rough opening around this window is air sealed and insulated with nonexpanding spray foam.

The rough opening around this window is air sealed and insulated with nonexpanding spray foam.
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The rough openings for the windows are flashed with a paint-on flashing product then the windows are installed and additional flashing tape is installed over the flashing. Nail holes are sealed with caulk.

The rough openings for the windows are flashed with a paint-on flashing product then the windows are installed and additional flashing tape is installed over the flashing. Nail holes are sealed with caulk.
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The shower diverter in bath/shower combinations is one of the common sources of leaks in tub faucets.

The shower diverter in bath/shower combinations is one of the common sources of leaks in tub faucets.
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The Solar Radiation Data Manual for Buildings provides window overhang sizing guidance for 239 locations across the U.S.; this example is for Boulder, CO

The Solar Radiation Data Manual for Buildings provides window overhang sizing guidance for 239 locations across the U.S.; this example is for Boulder, CO
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The south face of this home has an overhanging second floor, a pergola, and a roof eave to provide effective window and door shading for both floors in the summer without blocking view, diffuse daylighting, breezes, or ingress/egress

The south face of this home has an overhanging second floor, a pergola, and a roof eave to provide effective window and door shading for both floors in the summer without blocking view, diffuse daylighting, breezes, or ingress/egress
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The sump pump is sealed to the subslab vapor barrier with sealing tape to prevent soil gas from leaking around the sump bucket.

The sump pump is sealed to the subslab vapor barrier with sealing tape to prevent soil gas from leaking around the sump bucket.
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The sump pumps in this basement are covered with gasketed lids to keep soil gases out of the home.

The sump pumps in this basement are covered with gasketed lids to keep soil gases out of the home.
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The tape window flashing here is integrated with the roller-applied weather-resistant barrier.

The tape window flashing here is integrated with the roller-applied weather-resistant barrier.
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The uninsulated condensate line on this air conditioner located in an unconditioned attic is showing signs of condensation including wood staining at the elbow, discoloration at the joint, and liquid condensation on the pipe.

The uninsulated condensate line on this air conditioner located in an unconditioned attic is showing signs of condensation including wood staining at the elbow, discoloration at the joint, and liquid condensation on the pipe.
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The unprotected glazing in this door was broken by roof tiles dislodged by wind.

The unprotected glazing in this door was broken by roof tiles dislodged by wind.
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The valve for the cold-water inlet pipe is a lever-style valve located up high; if there's an expansion tank, it is connected to the cold water line and the valve is typically upstream of the expansion tank (connected here by white horizontal pipe).

The valve for the cold-water inlet pipe is a lever-style valve located up high; if there's an expansion tank, it is connected to the cold water line and the valve is typically upstream of the expansion tank (connected here by white horizontal pipe).
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The very high efficiency (4.7 COP) ground-source heat pump provides hot water to a tank for radiant floor heat and domestic hot water.

The very high efficiency (4.7 COP) ground-source heat pump provides hot water to a tank for radiant floor heat and domestic hot water.
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The water heater tank can drain to a floor drain (left) or the yard or curb drain (right).

The water heater tank can drain to a floor drain (left) or the yard or curb drain (right).
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The Weather Channel - Protecting Openings

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The window awnings on this house provide a simple but very effective way to reduce solar gains while still allowing view, daylight, and ventilation through the windows

The window awnings on this house provide a simple but very effective way to reduce solar gains while still allowing view, daylight, and ventilation through the windows