WS 300 + 500 - Hot water tank

available with 300 or 500 litres

These hot water tanks are characterised by their optimised, dimensioned heating surfaces and were specially developed for combination with Hargassner biomass heating systems. The WS 300-S and 500-S hot water solar storage tanks also have a second smooth-pipe heat exchanger for solar operation.


  • Optimised dimensioned heating surface
  • Especially for Hargassner biomass heating systems
  • Energy efficiency class C
  • Second smooth tube heat exchanger for solar operation
  • Energy-saving CFC-free PUR insulation
  • Optically appealing cladding
  • Adjustable feet