2" diameter to accommodate most residential and light commercial installations. System 636 PVC gas vent, fittings, and cement must be used in an installation to ensure code compliance and maintain product warranty: Suitable for use on appliances with flue gas temperatures up to and including 65°C. Suitable for most residential installations. When retrofitting existing water heaters, furnaces or boilers, do not connect System 636 certified vent systems to existing, non-certified appliance vent materials. Certified to ULC S636. Defined as Type BH Class II A 65°C venting.
Stock #: 3262010
Availablilty: In Stock