"Clear vinyl strips control noise, dust, fumes and smoke, yet provide visual clarity for safety. Reduces heating and cooling costs. U.S.A. Strip Width in. 12, Mounting Hardware Included No, Strip Thickness in. 0.12, Dimensions L x H ft. 200ft. x 0.12in., Dimensions L ft. x W in. 200ft. x 0.12in. Helps to control noise, dust, fumes and smoke Reduces lost time opening and closing doors Simple, low cost design Shipped ready to install, just unroll and attach Easy to maintain Transparency provides speed without sacrificing safety Fire resistant material is self-extinguishing Minimizes drafts helping to reduce illnesses and accidents Provides two way simultaneous traffic in larger door Reduces heating and cooling costs"