Supporting Ductwork In Attics

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.

Supporting ductwork in attics.

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. This is an especially relevant tip for flex ducts more on that in a minute but you need to make sure any ducts in your attic have proper support. The most trusted attic vent installation services in los are on porch. 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.

You ll also need to provide a return path from a basement air handler or main level return to the second floor. 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. The attic ductwork is flex duct work. It was new when the ac was put in 7 years ago.

See costs licenses and reviews from friends and neighbors. Heaping insulation over the ducts is fine in dry climates but can cause condensation on the duct insulation jacket in humid climates. Adjust the end of the webbing until it sits at least 1 1 2 inches above. You ll need to find a corner such as in a closet to build a duct chase to get ducts from basement to attic.

Slide the backing up and over the pipe. Peel off part of the backing. I called out the original hvac company and they took a look and said they saw no water. Here s bob s trick for taping a seam on a pipe that s installed close to the subfloor.

The most trusted ductwork installation companies in los are on porch. Get the best info on local ductwork installation companies. If the ducts are going to be concealed all seams need to be taped or caulked. 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.

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. Hold the loose end of a roll of duct support webbing against the side of a roof joist sitting directly above the flex duct. Cut a piece of foil tape to length.

The doe s building america program recommends beds buried encapsulated ducts. Hard ducts without proper mooring will be unbalanced and unbalanced ductwork might be to blame for a number of hvac problems.