TOP-QUALITY ACOUSTIC MLV BARRIER SERVICES NO FURTHER A MYSTERY

 Cautiously experience the box place after which by using a utility knife Slash the hole on The within edge of the box opening. Then, as MLV is slightly flexible you force and kneed the MLV over the box edges. A near perfect seal ought to result as well as the MLV need to are available contact with the Putty Pad substance forming a seal.MLV set