{"product_id":"enviroflex-1lb-mass-loaded-vinyl-4x10","title":"EnviroFlex™ 1LB 4' x 10' MLV Soundproofing","description":"\u003cp\u003eThe 4' × 10' roll is the most popular entry point for residential soundproofing projects. At 40 square feet, it covers a standard apartment wall section, a full vehicle cargo area, a single room ceiling panel, or the primary wall in a home office or recording space. It's the right size when you know what you need and want enough material to complete a meaningful install in one order. \u003c\/p\u003e\n\u003cp\u003eEnviroFlex™ 1 LB MLV achieves a standalone STC rating of 26 — independently lab-tested, not estimated. At 1 lb per square foot and approximately 1\/8\" thick, it delivers the mass and limpness needed to block airborne noise including voices, music, TV, and traffic through walls, ceilings, floors, and vehicle panels. Added to a standard wall assembly with insulation, total STC performance reaches 41–45 or higher.\u003c\/p\u003e\n\u003cp\u003eCut with a utility knife and straightedge — no special tools or skills required. Staple, screw, or nail to studs or joists. Tape seams with EnviroFlex™ MLV Seam Tape for a continuous, airtight barrier. Drywall or finish over the top for a permanent install, or leave exposed for automotive and industrial applications.\u003c\/p\u003e\n\u003cp\u003eMade from 100% post-industrial recycled vinyl at our hydro-powered manufacturing facility in Quebec. Non-toxic, odor-free, and compliant for residential, commercial, and institutional use. Purchased direct from the manufacturer — no distributor margin, no markup.\u003c\/p\u003e","brand":"EnviroFlex®","offers":[{"title":"Default Title","offer_id":43056403578949,"sku":"MC5000001CMUS","price":124.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/2799\/5973\/files\/primary-mass-loaded-vinyl-roll-wavy.jpg?v=1773815757","url":"https:\/\/sheetsandrolls.com\/products\/enviroflex-1lb-mass-loaded-vinyl-4x10","provider":"Sheets\u0026Rolls.com","version":"1.0","type":"link"}