All Kochek PVC suction hose in sizes 2.5" and larger are certified NFPA-compliant. Kochek Company, LLC is a premier manufacturer of fire equipment and water movement solutions headquartered in Putnam, CT. Kochek's PVC suction hose is specifically designed for the firefighting market and meets the company's proprietary fire grade specifications. Meeting all the requirements of NFPA 1961, Kochek's PVC suction hose provides reliable, unassisted operation even in extreme temperatures, maintaining flexibility from 150° to -40° F. With UV protection built in, it retains quality wall thickness from 3" to 6" ID and features smooth bore for unrestricted flow. Kochek PVC suction hose is sold complete with end couplings and may be ordered in conventional and custom lengths. All Kochek products are covered by a five-year warranty against manufacturing defects.