• Brand: Amtrol®
  • Temperature Rating: 200 deg F
  • Applicable Standard: IAPMO, ISO 9001, PHCC
  • Application: Commercial, Potable Water System, Residential
Amtrol® invented the thermal expansion tank to absorb expanded water in closed, hot water systems and protect the water heater. Since the beginning, we've kept the pressure on our competitors with features they just can't match; like our patented Turbulator™, antimicrobial liner, patent-pending InSight™ service indicator cap and 50 PSIG precharge. When your water heater is on the line, we deliver.
  • Features and More


  • Antimicrobial Liner Neutralizes Bacteria on Contact
  • Patented Turbulator Water Circulation Device
  • Insight Indicator Cap Tank Service Alert
  • Strongest Tank Design Featuring Deep Drawn Steel and Multi-Dome Construction
  • Projection Welded Air Stem to Help Eliminate Leaks
  • Accepts Expanded Water as System Temperature Rises and Returns Hot Water to System When Demand Occurs
  • Stand Models Designed for Large Residential and Light Commercial Applications
  • Multiple Units Can be Installed to Accommodate Larger Systems
  • Lead-Free
  • Made in USA


    Projection Welded Air Valve, Stainless Steel System Connection, Steel Shell, Turbulator Water Circulator