Exegi Premium Duplex Stainless Steel 200L - 500L Buffer & Combi Tanks 
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Exegi Premium Duplex Stainless Steel 200L - 500L Buffer & Combi Tanks



Domestic / Commercial Hot Water Storage Tanks and Boiler Buffer Tanks

2205 Duplex Stainless steel mains pressure storage tanks, suitable for internal and external applications. Suitable for Hydronic Heating using various input options such as Heat Pumps, Solar Thermal, Wood Fires with Wet Backs and Domestic Hot water.

Boiler Buffer Tanks are available in no coil, single coil or double coil configuration.  

Hot Water Storage Tank sizes available in 200ltr, 300ltr, 400ltr and 500ltr.  

Key benefits to the Exegi 2205 Duplex stainless steel hot water storage tanks are:

  • Made from tough 2205 Duplex stainless steel
  • Sacrificial anodes come standard.
  • Rubber feet to keep tank of the ground to eliminate the bottom of the tank from rusting.
  • 25mm-32mm ports to increase application options. 
  • 3 x sensor ports.
  • 2.4KW-4.8KW electric element boosting options.
  • 28mm Stainless steel corrugated heat exchange coil options. 
  • Drain port.
  • Ring main return port.


Below is the cross section diagram for the most popular Duplex Stainless 400 litre double port tank with twin internal stainless steel coils which allows this tank to perform various functions a combination of Heat Pump and Wood Fire back up for Hydronic Heating and all year round Domestic Hot Water production

 400 L
Below are Examples of 1. No Coil, 2. Single Coil, 3. Double Coil, Tanks, click to enlarge.
DX0 300ltr (no coil)
DX0 300ltr (no coil)
DX1 300ltr (single coil)   
DX2 300ltr (twin coil)
NOTE THIS PRODUCT WILL NEED TO BE ORDERED 12-16 WEEKS before REQUIRED as it is an overseas ORDER and we will require a 10% deposit

Price (each):
DXO 200, 200L, Prem No Coil.  $1,846.90 
DX0 300, 300L Prem No Coil.  $1,978.90 
DX1 300, 300L Prem 1 Coil.  $2,530.00 
DX1 400, 400L Prem 1 Coil.  $3,025.00 
DX1 500, 500L Prem 1 Coil.  $3,355.00 
DX2 300, 300L Prem 2 Coils.  $2,750.00 
DX2 400, 400L Prem 2 Coils.  $3,245.00 
DX2 500, 500L Prem 2 Coils.  $3,630.00 
DX2 300, 300L Prem 2 Coils Dual Ports.  $3,190.00 
DX2 400, 400L Prem 2 Coils Dual Ports.  $3,685.00 
DX2 500, 500L Prem 2 Coils Dual Ports.  $4,570.50 

Quantity   for 
Exegi Duplex S.S Tanks.