Watts ETX15 Pressurized Expansion Tank

Pressurized Expansion Tank; Type In-Line; Inlet/Outlet Connection 1/2 Inch Male Threaded; Tank Material Epoxy Carbon Steel; Temperature Rating 220 Deg F; Pressure Rating 75 PSI; Tank Dimensions 8 Inch Diameter x 12-1/2 Inch Height; Tank Capacity 2.1 Gallon; Tank Warranty 1 Year; Diaphragm Type Rugged Flexible Butyl Rubber; Air Charge Type Factory Pre-Charged; Air Charge Capacity 12 PSI; Inclusions/Features Mounts to Supply Piping; Application Heating and Cooling System, Commercial and Residential Closed Loop Hydronic Heating System; Applicable Standard ISO 9001