4" Vertical Single Wall Stainless Steel Z-Vent Water Heater Vent Kit

The 4" Single-walled, Stainless Steel Vertical Vent Kit is for vertical installations only. You may need to purchase additional Eccotemp straight pipe. You may need to purchase additional Eccotemp straight pipe. You will need to determine how many additional feet you will need and determine if you need a condensation drain. Also remember there is a maximum vent run of 20 feet, subtracting 4 feet for every 90-degree elbow in the run. Kit Includes: * (1) 4" Rain Cap * (1) 4" Top Support/Storm Collar * (1) 4" Adjustable Roof Flashing * (1) 4" Universal Adapter with Backflow Preventer * (1) 4" Condensation Drain Pipe Special gas vent kits are all made of AL-294C stainless steel and are category II/III and UL compliant. This vent kit is compatible with installation of the Eccotemp 45HI Series, 6.8GB Series, EL22i Series and SH22 Series whole home indoor tankless water heaters.