Mass Loaded Vinyl MLV Barrier 4' x 25' 1 LB One Pound 100 Square Foot Roll Soundproofing Acoustic Barrier

✅ Larger Size: Larger 4' x 25' roll for larger projects. ✅ Soundproofing: Ideal for sound control in walls, ceilings, floor, doors, windows, fences, cars, boats, RVs, and more. ✅ Max Flexibility: For maximum performance, MLV must be flexible. There is no MLV on the market that is more flexible than our MLV. Low quality, stiff, MLV is what our competitors have. TotalMass is the true made in the USA limp mass barrier that you should be using on your project. ✅ New and Improved: New formula is now UV stable and FMVSS 302 rated for fire and smoke. ✅ Technical Specs: 1 pound per square foot, 1/8" (2.6mm) thick, 4' x 25', 100 square feet per roll. Not an EVA product. ✅ Installation: Easy to cut with a razer. Tape the seams with sheathing tape. Fasten with staples, nails, or screws. ✅ Made In the USA: High quality and safe product to use, made in the USA.