Hydronic Expansion Tank; Type In-Line; Inlet/Outlet Connection 1/2 Inch Male Threaded; Tank Material Urethane Top Coated Steel; Temperature Rating 240 Deg F; Pressure Rating 100 PSIG; Tank Dimensions 11 Inch Diameter x 23 Inch Height; Tank Capacity 7.4 Gallon; Tank Warranty 7 Year Limited; Diaphragm Type Heavy Duty Butyl/EPDM; Air Charge Type Factory Pre-Charged; Air Charge Capacity 12 PSIG; Inclusions/Features Projection Welded Air Stem, Steel System Connection, InSight Indicator Cap, High Strength Steel Shell; Application Closed/Non-Potable, Hydronic Heating and Chilled Water System, Boiler System; Applicable Standard ISO 9001; Maximum Acceptance Volume 2.5 Gallon
Extrol expansion tanks accept expanded fluid in closed loop hydronic systems to control pressure build-up Improve comfort and help reduce energy costs Strongest tank design featuring deep drawn steel and multi-dome construction Projection welded air stem to help eliminate leaks In-line mounting adds convenience and space savings Made in USA