Watch Demo Video Meeting the requirements of  these regulations allows these products to be used for wire and cable management above a hung ceiling or below a raised floor. Manufactured from Polypropylene and Nylon. UL (Underwriters Laboratories) 94-V2 FAR 2.5 853 A/B NEC Section 300-22 (C) & (D). Tested for a minimum of 50 release cycles. 15ft rolls are available on the site. To purchase 75ft and 600ft rolls, please contact our authorized distributors through our map or list.