System 636 couplings are ULC S636 certified to provide a seamless transition between two pieces of System 636 plain end pipes or can be solvent welded to a fitting spigot.
Features
Connection: HxH
Material: PVC FGV
Coloured white with unique certification label and markings.
Fully Certified to ULC S636
Classified as Type BH Class IIA vent,suitable for use on appliances with flue gas temperatures upto and including 65C (149F)
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