How To Soundproof A Ceiling Vent

The stc sound transmission class is a comparative rating of how well materials like a sheet of drywall or a barrier assembly such a floor ceiling of tile subfloor 2 12 joists drywall ceiling prevent sound transfer.

How to soundproof a ceiling vent.

It works by reducing the ability of sound to travel between point a and point b and is realized by reduction and absorption of noise. You will need to attach a vent or fixture entender if you re soundproofing an existing ceiling. Finally let the damping compound dry completely which can take up to 10 days. Stc rating for ceiling.

Usually soundproofing a ceiling means a person needs to get creative in an area or two. The material or barrier is tested with sixteen different standard frequencies between 125hz and 4000 hz. Then screw the drywall into the underside of the ceiling and fill any gaps with acoustical caulk. However grommeted blankets would be easier to hang like curtains.

While you could soundproof your vent by fitting an air vent cover this isn t ideal as they restrict air flow defeating the purpose of having air vents. The principle of soundproofing is simple. If you re installing a regular soundproof or moving blanket you can nail it to the wall or ceiling. To learn how to soundproof a ceiling by decoupling it scroll down.

Construct a secondary baffle within the baffle enclosure for vents requiring additional soundproofing. While all of these tips would be easier to apply to wall vents you could even do them for ceiling air vents. For soundproofing a ceiling soundproofing experts recommend this insulation see it on home depot and this damping compound see it on amazon. Standalone air vents can be made soundproof by either covering them with soundproofing materials or replacing them with drywall.

How to soundproof an existing ceiling. Whether you have noisy neighbors upstairs at a condo complex or simply loud teenagers in their bedroom a thin ceiling can allow a lot of sound to emanate. Here are the ways you can soundproof the air vents in your house. It can be a bit tricky to accommodate these things because they aren t easy to move or redirect.

This can be done by cutting a second baffle front panel from plywood and putting it behind the first acoustic panel and then placing another acoustic panel behind it prior to mounting it to the ceiling. Other things to monitor are any air vents or light fixtures. To soundproof the hvac system s air vents materials such as duct liners soffits and sound baffles are some viable solutions.