Acoustical & Vapour Barrier Sealant Black 825mL
Acoustical Sealant Black 825mL provides a reliable and versatile solution for soundproofing. It withstands weathering, lasts permanently tacky, and can improve the Sound Transmission Class (STC) rating of a steel stud/gypsum drywall test panel from 18 to 49 when tested according to ASTM E 90 Test Method. Use it with polyethylene vapour barriers or sound barrier partitions and walls to reduce unwanted sound transmissions.
12 tubes per box.