Engineered for professionals, this premium-quality sealant enhances STC (Sound Transmission Class) ratings in walls and flooring systems. Its durable formula is paintable, resists mold and mildew, and stays permanently flexible without hardening or cracking over time.
Ideal For:
Sealing air gaps between floors and plates, both indoors and outdoors
Repairing cracks and reducing rattles in drywall or plaster
