Indirect Storage Tank

  • 80-gallon capacity with high-efficiency internal heat exchange can be matched with an Anesi Gas Heat Pump
  • All combustion byproducts remain outside the home when matched with a high-efficiency Anesi Gas Heat Pump – legacy openings can be sealed
  • Zero maintenance polymer tank resists corrosion in aggressive water conditions resulting in a long tank life; no protective anode rod needed
  • Lightweight polymer tank is easy to move into the home
  • Designed to fit through standard doorways and under stairs
  • Top-mounted hydronic supply and return connections match residential standard pipe size
  • Certified T&P valve for safety and protection
  • Environmentally friendly polyurethane foam minimizes standby heat loss
  • Durable plastic jacket resists dings and scratches
  • Thermistors communicate with the Air Handling Unit for precise and efficient operation


Technical DataUnitValue
Heat Exchanger Typefinned, double wall
Heat Exchanger Materialcopper
Heat Exchanger Surfacesq. ft./sq. m.20/1.9
Heat Exchanger Featureremoveable
Tank Materialthermoplastic
Anode Rodnone required
T&P Type || Sizein/cmbrass || 0.75/1.9
Jacket Materialpolymer-dent/scratch resistant
Floor to Drainin/cm4/10.2
Drain MNPT Diameterin/cm0.75/1.9
T&P Locationtop mounted w/hot outlet
Inlet and Outlet MNPT Diameterin/cm0.75/1.9
Floor to Inlet (top mount)in/cm53.5/135.9
Floor to Outlet (top mount)in/cm53.5/135.9
Hydronic Return and Supply MNPT Diameterin/cm1/2.5
Hydronic Return (top mount)in/cm53.5/135.9
Hydronic Supply (top mount)in/cm53.5/135.9
Shipping Weightlbs/kg135/61.2