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A ground-source heat pump with a closed-loop horizontal “Slinky™ “piping arrangement

A ground-source heat pump with a closed-loop horizontal “Slinky™ “piping arrangement
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A masonry chimney is reconstructed to withstand seismic forces by adding an insert to the existing firebox

A masonry chimney is reconstructed to withstand seismic forces by adding an insert to the existing firebox
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A masonry chimney is reconstructed to withstand seismic forces by completely retrofitting the firebox and chimney using light-frame construction on the top of the foundation

A masonry chimney is reconstructed to withstand seismic forces by completely retrofitting the firebox and chimney using light-frame construction on the top of the foundation
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A masonry chimney is reconstructed to withstand seismic forces by maintaining the current firebox but replacing the chimney section with a metal flue and light-weight chimney enclosure.

A masonry chimney is reconstructed to withstand seismic forces by maintaining the current firebox but replacing the chimney section with a metal flue and light-weight chimney enclosure.
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A masonry chimney is shortened and capped at roof level to reduce its chances of detaching in high winds or earthquakes; the fireplace can no longer be used.

A masonry chimney is shortened and capped at roof level to reduce its chances of detaching in high winds or earthquakes; the fireplace can no longer be used.
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A metal storm panel is installed in a track permanently mounted above and below the window frame and secured with wing nuts to studs mounted on the track.

A metal storm panel is installed in a track permanently mounted above and below the window frame and secured with wing nuts to studs mounted on the track.
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A modern single-inlet direct evaporative cooler draws outside air through an 8- to 12-inch media filter

A modern single-inlet direct evaporative cooler draws outside air through an 8- to 12-inch media filter
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A molded plastic drainage board rainscreen allows vertical drainage while providing uniform support for the siding and resisting compression from screws and nails.

A molded plastic drainage board rainscreen allows vertical drainage while providing uniform support for the siding and resisting compression from screws and nails.
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A nylon draw band and tensioning tool are used to secure the inner coil of the pre-insulated flexible duct

A nylon draw band and tensioning tool are used to secure the inner coil of the pre-insulated flexible duct
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A nylon draw band and tensioning tool are used to secure the inner liner of the pre-insulated flexible duct

A nylon draw band and tensioning tool are used to secure the inner liner of the pre-insulated flexible duct
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A permanent awning prevents snow and overflowing ice dams from causing damage to HVAC equipment below.

A permanent awning prevents snow and overflowing ice dams from causing damage to HVAC equipment below.
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A pitot tube can be used to measure velocity pressure in a duct; at least twelve measurements are taken across the duct and velocity pressure is converted to velocity to calculate airflow

A pitot tube can be used to measure velocity pressure in a duct; at least twelve measurements are taken across the duct and velocity pressure is converted to velocity to calculate airflow
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A plastic fiber drainage mat rainscreen provides uniform support for the siding and allows moisture to flow horizontally and diagonally in addition to vertically.

A plastic fiber drainage mat rainscreen provides uniform support for the siding and allows moisture to flow horizontally and diagonally in addition to vertically.
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A powered flow hood is used to measure outside air flowing into the inlet terminal of a whole-house ventilation system

A powered flow hood is used to measure outside air flowing into the inlet terminal of a whole-house ventilation system
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A properly sized cold climate heat pump can meet 100% of a home’s heating load in nearly any location in the United States

A properly sized cold climate heat pump can meet 100% of a home’s heating load in nearly any location in the United States
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A properly sized high-efficiency heat pump is located in conditioned space in a closet inside the home.

A properly sized high-efficiency heat pump is located in conditioned space in a closet inside the home.
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A raised wood pier foundation can raise the subfloor above the design flood elevation.

A raised wood pier foundation can raise the subfloor above the design flood elevation.
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A resilient home with storm shutters, a sump pump that drains to a french drain, rainwater collection, solar thermal and PV, and raised garden beds.

A resilient home with storm shutters, a sump pump that drains to a french drain, rainwater collection, solar thermal and PV, and raised garden beds.
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A resilient multifamily building in Puerto Rico constructed of concrete on a raised slab foundation with a hip roof design for wind resistance and deep overhangs and permanent awnings to keep sun and rain off windows.

A resilient multifamily building in Puerto Rico constructed of concrete on a raised slab foundation with a hip roof design for wind resistance and deep overhangs and permanent awnings to keep sun and rain off windows.
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A rooftop rainwater collection system with PV power for pump.

A rooftop rainwater collection system with PV power for pump.
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A rooftop rainwater collection system.

A rooftop rainwater collection system.
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A self-sufficient water system for a home could include a rooftop cistern and solar thermal water heater.

A self-sufficient water system for a home could include a rooftop cistern and solar thermal water heater.
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A shallow, open floor plan allows free flow of cross ventilation through the house

A shallow, open floor plan allows free flow of cross ventilation through the house
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A single ductless heat pump heats and cools the country’s first DOE Zero Energy Ready certified manufactured home.

A single ductless heat pump heats and cools the country’s first DOE Zero Energy Ready certified manufactured home.