Heating DuraVent Duravent Venting | 3″ X 35′ Flex Length

3″ X 35′ Flex Length

Use To Line Masonry Chimneys That Vent Condensing Appliances And Double-Wall Construction. Can Be Cut To Precise Length In The Field.

Polypro. Is Engineered For Use With Category Ii And Iv Condensing Gas/Oil Appliances And Heating Equipment, Including Tankless Water Heaters, High Efficiency Water Heaters, Condensing Boilers And Warm Air Furnaces.

Application
Polypro Is A Polypropylene Vent Pipe For Use With Ansi Category Ii And Iv Gas-Burning Appliances, Including High Efficiency Water Heaters, Condensing Boilers And Warm Air Furnaces.Polypro Is Listed By Intertek To The Ulc Sc636 Standard In Canada As A Class Iia, Iib And Iic Vent System Suitable For Exhaust Temperatures Up To 230F / 110C, And A Maximum Positive Pressure Of 15 In-W.C.

Materials And Construction
Rigid Pipe Constructed Of 2.2Mm (Minimum) Thick Polypropylene.Flex Is Double-Wall Polypropylene.Epdm Or Optional Viton Gaskets.

Clearances
0″ Clearance To Combustible For Exhaust Temperatures Up To 194F / 90C, And 0″ Clearance For Vertical Installations Up To Exhaust Temperatures Of 230F / 110C And 1/4″ / 6Mm Clearance To Combustibles For Horizontal Installations At Exhaust Temperatures Up To 230F / 110C.Polypro Concentric Vent System Components, Including Concentric Horizontal Termination And Vertical Termination, Are Listed At 0″ Clearance To Combustibles For Exhaust Temperatures Up To 230F / 110C.

Listings
Listed With The Appliance In The Usa And Canada, Check With Appliance Manufacturer.Intertek / Etl Listed To Ulc S636 Listed As A Class Iia, Iib, And Iic Vent System.