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Test the thermostat fan, cool, and heat settings

Test the thermostat fan, cool, and heat settings
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The “down” and “out” approach to flashing – metal flashing directs water down and out of building assemblies

The “down” and “out” approach to flashing – metal flashing directs water down and out of building assemblies
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The AC unit has a drip pan and automatic shutoff in case the condensate drain gets clogged.

The AC unit has a drip pan and automatic shutoff in case the condensate drain gets clogged.
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The air conditioner compressors are elevated above the base flood elevation.

The air conditioner compressors are elevated above the base flood elevation.
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The air filter slot on this air handler has no cover.

The air filter slot on this air handler has no cover.
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The air filter slot on this furnace is covered with a magnetic seal.

The air filter slot on this furnace is covered with a magnetic seal.
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The air handler of the air-to-water heat pump is equipped with a very high efficiency air filter and a damper-controlled fresh air intake.

The air handler of the air-to-water heat pump is equipped with a very high efficiency air filter and a damper-controlled fresh air intake.
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The airflow direction is labeled on the edge of the filter to ensure it is properly oriented when installed.

The airflow direction is labeled on the edge of the filter to ensure it is properly oriented when installed.
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The back-draft damper on this exhaust fan is closed to prevent cross contamination

The back-draft damper on this exhaust fan is closed to prevent cross contamination
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The back-draft damper on this exhaust fan is open when the exhaust fan is operating

The back-draft damper on this exhaust fan is open when the exhaust fan is operating
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The back-draft damper open when the fan is actively exhausting and closes when the fan is off

The back-draft damper open when the fan is actively exhausting and closes when the fan is off
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The basement is half in and half out of the ground with only 4 feet below grade, which allows for full 36-inch-tall windows that are completely above grade.

The basement is half in and half out of the ground with only 4 feet below grade, which allows for full 36-inch-tall windows that are completely above grade.
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The blocking is completely flashed with roofing membrane before the PV rack hardware is attached on a flat roof

The blocking is completely flashed with roofing membrane before the PV rack hardware is attached on a flat roof
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The blower wheel (fan) on this ductless wall-mounted indoor unit has accumulated dust and mold - a common issue for this design.

The blower wheel (fan) on this ductless wall-mounted indoor unit has accumulated dust and mold - a common issue for this design.
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The condensate line (amber-colored plastic tube) from the high-efficiency furnace drains into the sewer via the same drain pipe as the clothes washer

The condensate line (amber-colored plastic tube) from the high-efficiency furnace drains into the sewer via the same drain pipe as the clothes washer
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The condensate line on this air conditioner has been covered with pipe insulation.

The condensate line on this air conditioner has been covered with pipe insulation (.
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The dark streaks seen in this infrared camera image of a return vent in a ceiling indicate cooler air is leaking in around the vent.

The dark streaks seen in this infrared camera image of a return vent in a ceiling indicate cooler air is leaking in around the vent.
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The dehumidifier draws air from a common area in the house, dehumidifies it, and adds it to the return side of the air handler for conditioning, mixing, and distribution

The dehumidifier draws air from a common area in the house, dehumidifies it, and adds it to the return side of the air handler for conditioning, mixing, and distribution
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The dehumidifier draws air from a common area in the house, dehumidifies it, and adds it to the supply side of the central air handler for mixing and distribution

The dehumidifier draws air from a common area in the house, dehumidifies it, and adds it to the supply side of the central air handler for mixing and distribution
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The dehumidifier draws air from both a common area in the house and from outside, dehumidifies it, and adds it to the supply side of the air handler for distribution

The dehumidifier draws air from both a common area in the house and from outside, dehumidifies it, and adds it to the supply side of the air handler for distribution
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The drain pans sit below the cooling coil to catch condensate and direct it to a drain line

The drain pans sit below the cooling coil to catch condensate and direct it to a drain line
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The drain pipe should include a trap and a clean-out with a removable cap

The drain pipe should include a trap and a clean-out with a removable cap
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The drywall above the dropped ceiling duct chase extends beyond adjoining top plates for a continuous air barrier

The drywall above the dropped ceiling duct chase extends beyond adjoining top plates for a continuous air barrier
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The duct sealing spray injection system application tunnel inflates as the injection system operates

The duct sealing spray injection system application tunnel inflates as the injection system operates