Concentric Vent Termination, Compatible Manufacturer Part Number RTGH Series, For BTU Range Up to 199K BTU, Mounting Orientation Horizontal, Vertical, Operating Voltage Not Applicable, Overall Depth 2.5 in, Overall Height 8 in, Overall Length 8 in, Overall Width 11.75 in, Product Type Concentric Vent Termination, Vent Connection Size 3 in, Application Intake and Exhaust Pipes for Condensing Tankless Water Heater, For Pipe Material ABS, PVC, Standards California Proposition 65. This item has been restricted from sale in the following state (s): []