A rattling noise can mean that your air conditioner is starting to deteriorate and some of its parts are loosening.
Air conditioner return vent making noise.
All air vents meaning supply registers ceiling diffusers floor vents and return grilles make some noise when the system fan is running.
And inside the grilles of these vents is your air filter.
Ducts don t make much noise on their own.
This should be the very first thing you do when you notice your air return vent is making noise.
Closing off the supply vents that release air into your living spaces.
If it s not properly seated in the opening it can leave gaps that air whistles through.
A typical return vent in the ceiling of a gilbert home.
Now those noisy air ducts are intruding on your solitude.
When i installed better i e.
Under certain conditions the air filter may get sucked up against the top of the.
Blocked or shut off supply vent supply vents the grates with the levers may be shut in certain rooms of your home.
The air moving through them makes noise and a variety of factors can make air movement more or less audible.
More restrictive air filters the noise from the air being pulled in increased dramatically to the point of being annoying.
Except it might not be your ducts.
1 open all the vents.
Blocked return vent the return vent may be blocked due to dust or other debris.
6 best ways to soundproof an air vent because the easiest and most effective solutions to stop noise from coming through air vents involve closing off the holes entirely i ll start by suggesting 3 ways to do that.
Everything was fine until the air conditioner came on.
Be sure to check on it later to make sure it hasn t closed up at all.
Check your filter in your return vent.
The electrical contractor in the equipment can also make a chattering sound which can damage other components including the compressor if allowed to continue.
Noisy air duct troubleshooting list.
The same return vent open showing the filter and duct behind the vent.
It might be something else.
Make sure to clean it off so air can easily pass through.
Some systems are much louder than others.
Make sure all your supply vents are open.
When your air conditioner turns on these ducts suck in air from your home.
Some systems are louder than others.
If your filter is dirty it can block airflow and create noise.
You should always keep them open yes even in rooms you don t use.
Still let s go through some ideas on how you can reduce the noise coming through your air vents.
Another cause could be twigs or leaves that have clogged your system.