System 636® 196006 FGV Concentric Vent Kit, 3 x 20 in, PVC

The use of plastic venting systems on gas fired water heaters, furnaces and boilers has undergone a significant change. Csa B149.1 natural gas and propane installation code now requires all special venting material to be certified to ULC S636 across Canada. IPEX® addressed this market need with system 636®, a fully certified flue gas vent system. Since the inception of system 636®, IPEX® has made numerous product line additions and extensions to now offer the most complete product offering in the market. Also, system 636® is very professionally represented by IPEX® with sales, technical, code issues and training support. Front and center to aid installers and inspectors is our system 636® installation guide. The contents of this guide are part of the certification process and contain many important aspects of installation to ensure successful, code compliant installations. Issues addressed in the guide include support spacing, expansion and contraction, solvent cementing procedures and special installation and terminations. System 636® PVC is classified as type BH class IIA vent, suitable for use on appliances with flue gas temperatures up to and including 65 deg C. Sizes include 1-1/2, 2, 2-1/2, 3 and 4 in. Colored white with unique blue certification markings, system 636® PVC pipe is made to sturdy sch 40 dimensions to provide a strong, rigid pipe for the application. A full range of system 636® PVC vent fittings and accessories are also offered.