Z-Flex Z-Vent 3" or 4" Diameter Termination 90-degree Elbow

Z-Flex Z-Vent 3" or 4" Diameter Termination 90-degree Elbow Includes a metal grid to prevent animals and debris from entering the exhaust system. Single-wall, not double wall pipe, but will work properly with double wall pipe. Specified by Weil McLain and Eccotemp as the preferred termination. If the heater might be exposed to freezing air entering into the venting system, do not use this termination without an appliance adapter with a backflow preventer. Or, use a termination with an integrated backflow preventer. Available in 3" or 4" diameters. Select the size in the menu above. Z-Vent does not manufacture this style in a 5" diameter. Features: • Simple gasketed connection requires no sealant• Offers the highest pressure rating available• Can be cut to desired length on site• Smooth finish and perfect fit with new fusion-welded pipe seams• Compatible with all single-wall Z-Flex Z-Vents• Vent material: AL29-4C stainless steel• Certification: Tested to meet or exceed Underwriters Lab