20X50 4MIL BLK POLY FILM

Lowest cost all-purpose protection against water vapor and foreign matter. Tough, strong body, yet soft, pliable. Lightweight with excellent durability, no cracking, peeling, rotting, or mildew. Has high-resistance to tearing. Permanent flexibility even at sub-zero temperature. Resistant to acids, alkalies, and most chemicals. Used for construction, agriculture, and industry. Full compliance with both VA and FHA specifications.