This Aluminum 48 Inch Length Round Rigid Pipe with 3 Inch Inner Diameter from the Round Gas Vent series is a Type B gas component and consists of the duralock system for a tight seal. Use for venting listed natural gas or liquid propane Category I, draft hood appliances, or appliances that have been specifically tested and listed to use Type B Gas Vent. The appliances listed typically use Type B Gas Vent systems, but not always: Furnaces, Water Heaters, Boilers, Room Heaters, Decorative Gas Appliances, and Unit Heaters. To calculate installed length, subtract 1 1/2 from each connection of vent. A 1 clearance (air space) to combustible materials must be maintained. To calculate OD add 5/8.
Warning: this product contains a chemical known to the State of California to cause cancer. P65Warnings.ca.gov
24 Pounds (lbs)
4 Inches (In)
48 Inches (In)
Country of Origin
3.63 Inches (In)
For Use With
Use For Venting Listed Natural Gas Or Liquid Propane Category I, Draft Hood Appliances, Or Appliances That Have Been Specifically Tested And Listed To Use Type B Gas Vent.