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Right - The home’s high-efficiency gas boiler provides domestic hot water as well as in-floor radiant heat, while a high-efficiency heat pump provides cooling and a secondary source of heating.

Right - The home’s high-efficiency gas boiler provides domestic hot water as well as in-floor radiant heat, while a high-efficiency heat pump provides cooling and a secondary source of heating.
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Right - The precast insulated concrete walls of the basement provide a conditioned space for the high-efficiency (18 SEER, 9.5 HSPF) air-source heat pump, with its variable-speed fan, five-stage compressor, and MERV 11 filter.

Right - The precast insulated concrete walls of the basement provide a conditioned space for the high-efficiency (18 SEER, 9.5 HSPF) air-source heat pump, with its variable-speed fan, five-stage compressor, and MERV 11 filter.
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Right - This 80-gallon heat pump water heater is ducted to pull heat from outside air drawn from the south side of the house and to exhaust cooled air outside on the north side of the house to efficiently heat water without impacting room temperatures.

Right - This 80-gallon heat pump water heater is ducted to pull heat from outside air drawn from the south side of the house and to exhaust cooled air outside on the north side of the house to efficiently heat water without impacting room temperatures.
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Right - This builder preserved the trees around this new urban-infill home, providing excellent shading in the summer.

Right - This builder preserved the trees around this new urban-infill home, providing excellent shading in the summer.
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Right - This ductless minisplit uses a ceiling-mounted rather than wall-mounted air handler.

Right - This ductless minisplit uses a ceiling-mounted rather than wall-mounted air handler.
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Right - This tree has been given space around the roots to allow for proper growth and expansion of the tree over time.

Right - This tree has been given space around the roots to allow for proper growth and expansion of the tree over time.
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Right - Two high-efficiency (12 HSPF, 26 SEER) ductless mini-split heat pumps heat and cool the home.

Right - Two high-efficiency (12 HSPF, 26 SEER) ductless mini-split heat pumps heat and cool the home.
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Right – A dehumidifier is installed next to the central heat pump’s air handler to pull air from the supply plenum, remove moisture, and re-introduce the air downstream in the supply plenum; this setup removes moisture efficiently.

Right – A dehumidifier is installed next to the central heat pump’s air handler to pull air from the supply plenum, remove moisture, and re-introduce the air downstream in the supply plenum; this setup removes moisture efficiently.
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Right – A ground-source heat pump provides space heating and domestic hot water.

Right – A ground-source heat pump provides space heating and domestic hot water.
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Right – Adequate space is provided near the air handler for the water lines of this ground-source heat pump.

Right – Adequate space is provided near the air handler for the water lines of this ground-source heat pump.
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Right – An air-to-water heat pump efficiently provides hot water for radiant floor heating.

Right – An air-to-water heat pump efficiently provides hot water for radiant floor heating.
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Right – An air-to-water heat pump provides water and space heating while a heat recovery ventilator provides fresh air that is filtered by the HEPA filter.

Right – An air-to-water heat pump provides water and space heating while a heat recovery ventilator provides fresh air that is filtered by the HEPA filter.
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Right – Driveway is installed to slope water away from the house

Right – Driveway is installed to slope water away from the house
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Right – Fully enclosed, fire-resistant deck reduces risk of deck ignition.

Right – Fully enclosed, fire-resistant deck reduces risk of deck ignition.
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Right – Hot water from this heat pump water heater is distributed efficiently to each hot water use in the home through a central manifold via PEX piping.

Right – Hot water from this heat pump water heater is distributed efficiently to each hot water use in the home through a central manifold via PEX piping.
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Right – Polyethylene sheeting vapor barrier is installed and sealed to the crawlspace walls with mastic

Right – Polyethylene sheeting vapor barrier is installed and sealed to the crawlspace walls with mastic
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Right – Possible Heat Pump Water Heater Locations in a Multifamily Building

Right – Possible Heat Pump Water Heater Locations in a Multifamily Building
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Right – Possible Heat Pump Water Heater Locations on a Multifamily Floorplan including an interior corridor, eight apartments, and meeting rooms

Right – Possible Heat Pump Water Heater Locations on a Multifamily Floorplan including an interior corridor, eight apartments, and meeting rooms
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Right – Possible Heat Pump Water Heater Locations on a Multifamily Floorplan including interior corridor closets, under-stair closes, and utility rooms

Right – Possible Heat Pump Water Heater Locations on a Multifamily Floorplan including interior corridor closets, under-stair closes, and utility rooms
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Right – Possible Heat Pump Water Heater Locations on Full Plate Floorplan in a Multifamily Building

Right – Possible Heat Pump Water Heater Locations on Full Plate Floorplan in a Multifamily Building
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Right – The below-grade concrete walls have damp-proof coating

Right – The below-grade concrete walls have damp-proof coating
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Right – The canopy of this tree is high enough to allow views out the windows of this home while providing excellent shade to walls, windows, and roof.

Right – The canopy of this tree is high enough to allow views out the windows of this home while providing excellent shade to walls, windows, and roof.
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Right – The double compressor unit supplies multiple interior minisplit heat pump heads.

Right – The double compressor unit supplies multiple interior minisplit heat pump heads.
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Right – The drain slopes away from the foundation and terminates at the proper distance

Right – The drain slopes away from the foundation and terminates at the proper distance