Skip to main content

Resources

Explore a library of home construction and renovation guidance and easily search through galleries containing hundreds of building science-related photos, drawings, videos, CAD files, case studies, and presentations.

Filter

View Library

Showing 721 - 744 of 970 results:

Image:

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.
Image:

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
Image:

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
Image:

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
Image:

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
Image:

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
Image:

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
Image:

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
Image:

The duct sealing spray injection system includes a blower/heater (background) and the sealant injection unit (foreground)

The duct sealing spray injection system includes a blower/heater (background) and the sealant injection unit (foreground)
Image:

The duct tester and blower door are set up to measure leakage to the outdoors

The duct tester and blower door are set up to measure leakage to the outdoors
Image:

The duct tester is set up to depressurize the duct system.

The duct tester is set up to depressurize the duct system.
Image:

The ducts are located in conditioned space in open-web joists between the floors and supported to prevent sagging.

The ducts are located in conditioned space in open-web joists between the floors and supported to prevent sagging.
Image:

The edge of this 1-inch HVAC filter indicates it's dimensions, allowing proper matching of filter to air handler

The edge of this 1-inch HVAC filter indicates it's dimensions, allowing proper matching of filter to air handler
Image:

The electrical conduit (metal) on the left has been sealed to the subfloor using fire-rated caulk, while the penetration for the yellow electrical wire on the right has not been air-sealed yet.

The electrical conduit (metal) on the left has been sealed to the subfloor using fire-rated caulk, while the penetration for the yellow electrical wire on the right has not been air-sealed yet.
Image:

The electrical lines and box on this house were dislocated by hurricane forces.

The electrical lines and box on this house were dislocated by hurricane forces.
Image:

The ENERGY STAR logo on the manufacturer’s label indicates this is an ENERGY STAR qualifying exhaust fan

The ENERGY STAR logo on the manufacturer’s label indicates this is an ENERGY STAR qualifying exhaust fan
Image:

The exposed riser shown here also supplies the radiator. A short pipe runs under the floor to the hand valve.

The exposed riser shown here also supplies the radiator. A short pipe runs under the floor to the hand valve.
Image:

The fan does have an ENERGY STAR label

The fan does have an ENERGY STAR label
Image:

The fan does not have an ENERGY STAR label

The fan does not have an ENERGY STAR label
Image:

The filter is installed in the crawlspace and is not easily accessible

The filter is installed in the crawlspace and is not easily accessible
Image:

The gap around this kitchen exhaust duct represents a significant source of air leakage to the unconditioned attic

The gap around this kitchen exhaust duct represents a significant source of air leakage to the unconditioned attic
Image:

The gap between the air filter and the return duct opening has been sealed with tape that will stop air flow but is easily pulled off or cut through when the filter needs to be replaced.

The gap between the air filter and the return duct opening has been sealed with tape that will stop air flow but is easily pulled off or cut through when the filter needs to be replaced.
Image:

The gap between the duct boot and the drywall is air sealed by covering the seam with fiberglass mesh tape and mastic.

The gap between the duct boot and the drywall is air sealed by covering the seam with fiberglass mesh tape and mastic.
Image:

The gaps around this duct boot are sealed with canned spray foam.

The gaps around this duct boot are sealed with canned spray foam.