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AR / AVR-PLUS Expansion Tanks

The AR / AVR range are high pressure replaceable membrane expansion tanks suitable for commercial use and larger systems.

The AR / AVR range of high pressure tanks are rated to 10 Bar pressure, feature a Stainless Steel Flange, strong Butile Rubber Membranes, and have an extended 5yr Warranty. Available in sizes from 8 litres to 600 litres.

Hydroheat Supplies have also developed a fill kit for these tanks which incorporates automatic fill valve isolating valve, pressure relief valve and automatic air vent, all pre-assembled on a brass air separator.

Key Features:

  • Stainless Steel Flange

  • Rubber Butile Membrane

  • Capacity for Temperature Extremes -10º to +100º

  • Painted Counter Flange

  • High Pressure (10 bar)

  • 2,5 Standard Precharge Pressure 

  • 3/4″ or 1″ Connection 

  • 5 year Warranty