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25Ltr Cistern Flat Back Water Heater | 3KW | Heatstore | HSR25

£589.99 exc VAT
£707.99 inc VAT

25Ltr Cistern Flat Back Water Heater | 3KW | Heatstore | HSR25

Ideal Where A Number Of Outlets Are Required.

Quick code: 107623

£707.99 inc VAT
£589.99 exc VAT

Delivery within 3 to 4 working days

Free delivery on this product*

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  • In stock
  • Warranty: 2 Years On Site
  • 30 day money-back guarantee
  • Have a question? Call 0800 091 3171

Product information

Brand - Heatstore
Height - 88 cm
Width - 45.2 cm
Depth - 21.5 cm

Ideal where a number of hot water outlets are needed, such as kitchens, washrooms, schools, restaurants, or offices. Four capacities: 25, 45, 70 and 115 litres. ‘Twin stat’ temperature control for excellent safety, allowing the first thermostat to be set to the required temperature and the second to be set to a cut-out temperature 15°C above the first. Second ‘safety’ thermostat is also manually re-settable.

Element: copper on heater plate assembly. Inner container: all copper construction. Polyurethane foam injected insulation for minimal heat loss. Built-in feed cisterns for easy installation. Minimum height of the hot water draw-off point is 1.25m below the top edge of the unit.


  • corrosion-proofed steel case for durability
  • pre-drilled cistern inlets for left- or right-hand supply
  • Bylaw 30 compliant, WRC approved GRP cistern


Product Code HSR25
Rating (kW) 3
Capacity (l) 25
Thermostat Variable with Variable Manual Re-Set
Stored Temperature 71°C 24 Hour Supply
Basins 2
Sinks / Commercial 0
Weight Empty (kg) 15
Weight Full (kg) 45
Dimensions (mm)

880 × 452 × 215

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