Supporting Ductwork In Attics

If the ducts are going to be concealed all seams need to be taped or caulked.

Supporting ductwork in attics.

The attic ductwork is flex duct work. Recently i had another hvac company come out and put in a new bathroom vent and they told me they believed the duct work was full of water. You ll also need to provide a return path from a basement air handler or main level return to the second floor. It was new when the ac was put in 7 years ago.

Adjust the end of the webbing until it sits at least 1 1 2 inches above. Support ducts with hanger straps generally in an attic add hangers strapping at least 1 5 inches wide where needed to ensure no hangers are more than 4 feet apart. See costs licenses and reviews from friends and neighbors. Improperly supported flex ducts will sag which cuts down on airflow meaning cool air generated by an ac unit will struggle to reach your in law suite.

Slide the backing up and over the pipe. Get the best info on local attic vent installation services. Tips for running ductwork through the attic ideally in a passively vented system the attic is completely sealed from the living space by gypsum board and caulking along all ceiling joints creating an airtight seal. If flex duct was left too long shift duct lengths between support locations to stretch the duct as tight as possible then cut off the excess and reconnect at a joint or duct boot.

The most trusted attic vent installation services in los are on porch. By spraying closed cell foam on the ducts before burying them in attic insulation you prevent the condensation problem. Venting an attic is essential for a number of reasons including. I called out the original hvac company and they took a look and said they saw no water.

Heaping insulation over the ducts is fine in dry climates but can cause condensation on the duct insulation jacket in humid climates. You ll need to find a corner such as in a closet to build a duct chase to get ducts from basement to attic. Hard ducts without proper mooring will be unbalanced and unbalanced ductwork might be to blame for a number of hvac problems. Hold the loose end of a roll of duct support webbing against the side of a roof joist sitting directly above the flex duct.

See costs licenses and reviews from friends and neighbors. The doe s building america program recommends beds buried encapsulated ducts. Cut a piece of foil tape to length. Give your ducts the proper support.

Peel off part of the backing. Here s bob s trick for taping a seam on a pipe that s installed close to the subfloor.