4 Inch x 25 Foot Premium RV Flexible Heat Duct
High strength, woven and coated fiberglass fabric permanently bonded to a coated heavy steel wire helix. Standard of the RV industry for over 25 years. Excellent rip-stop properties. UL 181 rated class 1 connector. UL, ULC and CSA approved.
Sold By 25 Foot Length Only