Attic Vent Making Noise

This will give the fan the airflow it needs.

Attic vent making noise.

When you hear a banging coming from the attic and are trying to determine the cause you are most likely dealing with one of these four animals. The vent hood ducts through a rigid or flexible pipe to a cap on the roof or side of your home. Due to excessive pressure or sudden strikes these blades might get bent or damaged. A loose attic vent or shutter on a window can make a banging noise in the wind.

A loose shutter on an attic window or loosened attic vents can cause a banging sound if it s windy as can branches hitting the roof. This happens when the fan doesn t receive enough air. If you have a closed off attic open a window at the other end or install one to solve this problem. Blade is made of thin metal sheets in most of the household fans.

If the fan makes a constant metal clanking noise in all probability the fan blades are imbalanced. Heating ducts as they cool also make banging noises as do. Often a stiff wind will open vent dampers causing them to periodically clang shut. If the noise drives you crazy new spring loaded backdraft dampers 9 to 30 depending on the size should solve the problem.

Air passing through ducts and radiators can sometimes create a loud noise as can water passing through pipes. If so the rotating blade will create some noise and the airflow outcome won t be as expected also. 4 ways to quiet a noisy attic ceiling fan. This is something that.