EPDM or Viton gaskets.Ġ″ clearance to combustibles for exhaust temperatures up to 194☏ / 90☌, and 0″ clearance for vertical installations up to exhaust temperatures of 230☏ / 110☌ and ¼” / 6mm clearance to combustibles for horizontal installations at exhaust temperatures up to 230☏ / 110☌.
Rigid pipe constructed of 2.2mm (minimum) thick polypropylene. Poly Pro is listed by Intertek to the ULC S636 standard in Canada as a Class IIA, IIB and IIC vent system suitable for exhaust temperatures up to 230☏ / 110☌, and a maximum positive pressure of 15 in-w.c.
PolyPro is a polypropylene vent pipe for use with ANSI Category II and IV gas-burning appliances, including highefficiency water heaters, condensing boilers and warm air furnaces.
