Maintain your doors stc ratings by following this popular guide created by trademark soundproofing s professional crew.
Soundproofing tape around door frame.
Double tape up if necessary.
Soundproof door sweeps are items you attach to the bottom of your door to bridge the gap between it and the floor.
A rubber door sweep does exactly what you would expect.
Use hardware store alcohol not from the bathroom.
The door should be sealed off as if it was 40 degrees below zero on one side.
This how to soundproof a door article contains detailed step by step instructions with images to show you how to create your own high quality sound proof door.
Typically a good one can be bought for a price around 30 or less.
Apply to gaps around the door to prevent sound leaks.
Instructions can be used to help soundproof hotel doors office doors and residential doors.
Door gasket for soundproofing doors.
Generally you should stick with the pillowy kind if you re soundproofing interior doors and rubber sweeps for exterior ones.
To install a door gasket you ll need to remove the door frame.
They re easy to install and they block out all sound that enters around the door.
Clean door surface well before applying.
Sound is amplified as it travels through gaps.
Use a light and a dark room to see the sound leaks.
If you notice any spaces under or around the doorframe then you should consider using a gasket.