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Right - Duct runs are straight with gradual bends; joints are well sealed.

Right - Duct runs are straight with gradual bends; joints are well sealed.
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Right - Ducts and heat pump cabinet are properly sealed with mastic, high MERV filter is installed, and duct and refrigerant lines are air sealed at ceiling.

Right - Ducts and heat pump cabinet are properly sealed with mastic, high MERV filter is installed, and duct and refrigerant lines are air sealed at ceiling.
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Right - Each individual unit in this multifamily building has its own energy recovery ventilator (ERV) to provide balanced ventilation to the dwelling

Right - Each individual unit in this multifamily building has its own energy recovery ventilator (ERV) to provide balanced ventilation to the dwelling
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Right - Elevate HVAC equipment on platforms to protect it from flood damage.

Right - Elevate HVAC equipment on platforms to protect it from flood damage.
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Right - EPA WaterSense-rated low-flow plumbing fixtures are verified as using less water than typical plumbing fixtures.

Right - EPA WaterSense-rated low-flow plumbing fixtures are verified as using less water than typical plumbing fixtures.
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Right - Example of a small through-the-wall HRV duct unit; 1 of 14.

Right - Example of a small through-the-wall HRV duct unit; 1 of 14.
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Right - Fan end view of a small through-the-wall HRV unit; 2 of 14.

Right - Fan end view of a small through-the-wall HRV unit; 2 of 14.
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Right - Flaps are cut into house wrap installed over an HRV duct then taped out of the way to install flashing; 8 of 14.

Right - Flaps are cut into house wrap installed over an HRV duct then taped out of the way to install flashing; 8 of 14.
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Right - Flex duct installed with adequate support and pulled taut to provide adequate air flow

Right - Flex duct installed with adequate support and pulled taut to provide adequate air flow
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Right - Flex duct installed with frequent supports, straight runs, and gradual turns to allow good air flow

Right - Flex duct installed with frequent supports, straight runs, and gradual turns to allow good air flow
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Right - Insulating sleeve for small through-the-wall HRV unit with sealing gasket; 3 of 14.

Right - Insulating sleeve for small through-the-wall HRV unit with sealing gasket; 3 of 14.
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Right - Metal drip edge flashing is installed above hose bib and top of metal flashing is taped to wall.

Right - Metal drip edge flashing is installed above hose bib and top of metal flashing is taped to wall.
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Right - Open-cell polyurethane spray foam to R-28 on underside of roof turns new attic into conditioned space for HVAC.

Right - Open-cell polyurethane spray foam to R-28 on underside of roof turns new attic into conditioned space for HVAC.
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Right - Peel and stick flashing and flashing tape seal a plumbing pipe that penetrates an exterior wall.

Right - Peel and stick flashing and flashing tape seal a plumbing pipe that penetrates an exterior wall.
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Right - Pressure reducing valves installed outside the home reduce water pressure before water is distributed to fixtures.

Right - Pressure reducing valves installed outside the home reduce water pressure before water is distributed to fixtures.
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Right - Seams in duct boot are sealed with mastic.

Right - Seams in duct boot are sealed with mastic.
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RIght - Seams in duct boot elbow are fully sealed with mastic.

RIght - Seams in duct boot elbow are fully sealed with mastic.
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Right - Straps are spaced close enough together to provide adequate support of the flex duct

Right - Straps are spaced close enough together to provide adequate support of the flex duct
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Right - The advanced controls in a programmable thermostat can be used to improve the efficiency of the home’s HVAC system.

Right - The advanced controls in a programmable thermostat can be used to improve the efficiency of the home’s HVAC system.
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Right - The air handler for this geothermal heat pump is located in conditioned space.

Right - The air handler for this geothermal heat pump is located in conditioned space.
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Right - The electronics for this home’s smart home system, including a Wi-Fi router, and controls for lighting, HVAC, security, energy production and tracking are housed together with the electrical panel and HVAC equipment in the home’s utility room.

Right - The electronics for this home’s smart home system, including a Wi-Fi router, and controls for lighting, HVAC, security, energy production and tracking are housed together with the electrical panel and HVAC equipment in the home’s utility room.
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Right - The exhaust duct has been mechanically fastened and sealed with mastic.

Right - The exhaust duct has been mechanically fastened and sealed with mastic.
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Right - The exhaust vent duct terminates to the outdoors with a vent cover that has been properly caulked and covered with a metal pest screen.

Right - The exhaust vent duct terminates to the outdoors with a vent cover that has been properly caulked and covered with a metal pest screen.
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Right - The geothermal heat pump provides hot water for radiant floor heating, domestic hot water, and the air handler for space conditioning upstairs.

Right - The geothermal heat pump provides hot water for radiant floor heating, domestic hot water, and the air handler for space conditioning upstairs.