Metal-Fab Type B-Vent 14" to 20" Increaser h21.63 A rigid pipe must be

A rigid pipe must be used when terminating the system

the heater will automatically maintain the temperature you set

Item Number OPT-IFPPC42-GVYLCFSML-BLK-NG UPC Code 196111448821 Manufacturer The Outdoor Plus Brand Name The Outdoor Plus Material Powder Coated Collection Isla Finish Black Shape Round Fuel Type Natural Gas Ignition Match Lit with Flame Sense Ignition Hides Propane Tank Yes

The two vent pipes may be concentric (exhaust pipe within a larger diameter intake pipe) or co-linear (separate pipes of about the same size)

Metal-Fab Type B-Vent 14" to 20" Increaser h21.63 A rigid pipe must beType B Gas Vent products are tested and listed to UL 441 for approved gas appliances and feature our innovative twist lock connection and locking tab, eliminating the need for sheet metal screws. Metal Fab Type B Gas Vent combines hemmed flues and casings that maximize product durability and reliability and minimize installation time. Designed for versatility, Metal Fab Type B Gas Vent products 3" 6" adapt to major competing brands and when installed