Martin S.
Silencing 4-inch Diameter PVC Piping …
Silencing 4-inch Diameter PVC Piping for Waste Water We had good success in soundproofing a 4-inch waste water PVC pipe that descended from the 3rd-floor and transmitted noise to a first-floor bedroom. The quiet wrap could not be applied around the pipe that contacted sheet rock; so, we wedged sound proofing foam without adhesive between with good results. M&M



