389710 Amtrol 4.4 Gallon Extrol Expansion Tank

AMTEX30 MFG #: 389710
  • Description
  • Documents
  • Specifications
  • Hydronic Expansion Tank
  • Type Vertical, In-Line
  • Applicable Standard IS0 9001
  • Inlet/Outlet Connection 1/2" Male Threaded x 1/2" Male Threaded
  • Tank Material Urethane Topcoat Steel
  • Temperature Rating 240 Deg F
  • Pressure Rating 100 PSI
  • Tank Dimensions 11" Diameter x 16" Height
  • Tank Capacity 4.4 Gallon
  • Tank Warranty 7 Year
  • Diaphragm Type Heavy Duty Butyl/EPDM
  • Air Charge Type Factory Pre Charged
  • Air Charge Capacity 12 PSI
  • Inclusions/Features Projection Welded Air Valve, Watertight Reservoir for Expanded Water, Projection-Welded Air Stem Maintains Precharge Setting
  • Application Closed, Non-Potable, Hydronic Heating System
Extrol expansion tanks accept expanded fluid in closed-loop hydronic systems to control pressure buildup, improve comfort and help reduce energy costs. Nearly seven decades after inventing the first diaphragm expansion tank, Amtrol's lineup now includes specialty models engineered for modern, high-efficiency systems. None of it would have been possible without Extrol-The One That Started It All.