The ChlorFIT piping system from GF Piping Systems has Schedule 80 pipe and fittings that are molded from CPVC Corzan resin. The system is certified by NSF for use with hot and cold potable water, and the resin is highly resistant to heat, acids, alkalis, alcohols and many other corrosive materials. The Corzan resin has superior fire-resistant qualities, making the system ideal for applications that require ignited heat sources or are prone to fire. Available in 1/2- to 24-inch sizes with pressure ratings from 210 to 400 psi depending on pipe size, the system handles operating temperature from 32 to 200 degrees F. 800-854-4090; www.gfps.com