You do not fix the hat channels directly to the joists because that will impede their ability to work properly.
Soundproofing drywall ceiling.
The stc rating for standard construction uninsulated no soundproofing drywall ceilings is between 32 and 37.
Soundproofing an existing ceiling is most definitely possible.
Still some of them may leave either adhesive residue or nail holes in the wall.
It is therefore theoretically possible to achieve good soundproofing with multiple layers of standard drywall.
Fill in the first channel with sound clips spaced 48 122cm apart.
Install soundproofing clips through the hat channel as follows.
As you ve seen there are many ways to soundproof your walls and ceilings without removing the drywall.
Ultimately use mass loaded vinyl on top of the drywall to block the noise as an extra barrier.
The trademark soundproofing website suggests using a 5 8 inch thick drywall panel against the ceiling.
Simply layer db bloc to the finished surface add your rsic channels or another resilient channel option and new drywall.
Final thoughts on soundproofing without removing drywall.
You can stick the acoustic panel on top of the drywall which decorates the ceiling and ultimate soundproofing your ceiling.
First remove the drywall from the existing ceiling.
You simply apply dampening compound to the back of the drywall and screw the drywall into the.
Approved for use on walls and ceilings soundbreak xp gypsum board is an acoustically enhanced gypsum board used in the construction of high stc wall assemblies.
And minimize your light can cutouts.
As they say if you want to make an omelet you ve got to crack a few eggs.
This option includes an insulated ceiling with a double layer of 5 8 drywall and one layer of green glue.
Decoupling is added in the form of hat channels and resilient sound clips.
Quietrock and other soundproofing drywall products make claims that a single layer offers a sound transmission barrier equal to as many as eight layers of standard drywall.
Use soundproof drywall to screw against the resilient channel.
Place clips around the perimeter of the ceiling within 6 15cm of each wall.