How to address loud cold air return

Noisy Air Vents, Commonly Reported HVAC Problems

This usually, not always, but usually, indicates a lack of return air. The system needs to pull more air so the pressure and velocity increases, thus increasing ...

The main return vent in my condo is noisy when the heat comes on ...

If your unit is in an enclosed mechanical room, it is likely pulling a free return through a louvered door or return air grille.

Knock It Off: How to Reduce Air Duct Popping & Knocking Noise

One of the main causes for these loud noises are differences in pressure between the supply and return ducts. Another common cause is ...

How to tame noisy air return vent? - AVS Forum

The second, which you can probably still do something about, is to make the ductwork between the return and the air handler longer and have ...

HVAC Ductwork Noise: Common Causes & Solutions

Larger ducts may reduce unwanted noise as might a larger supply and return plenum. Pairing these with high-velocity air registers and grilles ...

Noisy Air Vents: Potential Causes and Solutions - Angie's List

These noises are also related to valve leaks and compressor issues. Either way, these can be dangerous problems, so don't try to handle this ...

Air Vents Making Weird Noises — Reasons & Troubleshooting

When you clean noisy vents and you still hear the sounds, have a contractor evaluate your ductwork for any design issues. High Air Velocity.

Loud (return air intake) sound.... - DoItYourself.com

Removing the wall registers panels makes the sounds disappear; so that tells me it's the speed of the air rushing over the vent slots. The vents ...

My cold air return is very noisy. Loud whooshing sound. Thermostat ...

AS far as the actual duct, since it is so close,not really much room for a baffle. If you could install a larger grill and fabricate a larger ...

How to quiet cold air return? - GardenWeb

Is the HVAC equipment in the basement? If it is then another option is to add a second vent near the floor. The noise should be less with two ...

HVAC Noise Reduction | Soundproofing Ductwork and Vents

How to Soundproof Air Vents in Your Home · 1. Repair the Air Vents. It's normal to hear some noise from your home's vents. · 2. Remove the Vent. Removing a loud ...

HVAC Ductwork Noise: Common Causes & Solutions

Having larger air ducts installed may reduce the amount of noise that you're hearing as will a larger supply and return plenum. When paired with ...

Noisy Cold Air Return - Canadian Woodworking forum

BUT to speak to your noise issue, consider placing a HEPA air filer inside each cold air return vent. That's a fast and inexpensive stop gap ...

Effective Solutions to Reduce Loud AC System Air Vents

Regularly ‌replacing or cleaning your filters ⁣can mitigate this issue. Similarly, a blocked return⁢ vent can create forceful air pressure, ...

Get Rid of Noisy Air Vents - Sobieski Services

Keep the return vent clear to prevent this from happening. Ductwork design problems: Ductwork with a poor design or ducts that are too small can cause ...

Why is My Air Vent Making Noise? Top 5 Reasons With Solutions

Solution: To solve this, clean your vents and move any furniture blocking them to stop the noise. Clogged Air Ducts. Air ducts carry air ...

Ductwork Makes Banging Noise: Causes & Solutions - Tevis Energy

The ducts may be too small to handle the air volume the system requires for a smooth operation. Your heating and cooling units may be correctly ...

HOW TO Fix LOUD Return Grill! - YouTube

Is your return grill loud? Making a whistling sound or just sounds really loud when the system comes on? In this video we have a simple ...

Troubleshooting & Fixing HVAC Ductwork Noise - Modern Comfort

Install them close to the air handling unit, fan, or other noisy components for optimal noise reduction. While duct silencers significantly ...

Why is My Air Vent Making Noise? 10 Common Reasons

How do you fix a noisy air vent? · Inspect and Clean the Vents · Tighten Loose Components · Replace or Clean the Air Filter · Secure the Ductwork.