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Thermstore IE

The Thermstore is available in eight different sizes: 90, 120, 150, 180, 210, 250, 300 and 400.


Thermstore IE

The Ideal Thermstore IE range of stainless steel unvented, indirect cylinders are manufactured to the highest standards. We have 8 models in the range, all with a 2 year parts and labour warranty, so you can be sure the Thermstore allies the twin demands of excellent product quality with outstanding value.

  • 2 year warranty
  • 25 year vessel warranty

Features & Benefits.

  • 2 year parts and labour and 25 year vessel warranty
  • Duplex stainless steel construction to offer excellent resistance to corrosion
  • Global Warming Potential (GWP) of 1 provides CfSH benefits
  • Insulated using the latest HCFC free Envirofoam
  • Corrugated heat transfer coil to give 20% faster recovery than plain tube
  • Manufactured in accordance with BS EN 12897
  • Complete with all quality fittings according to model
  • Lightweight for ease of installation
  • Low standing heat loss

Supplied with Thermstore.


  • Hot water draw of 3/4” compression
  • Temperature and pressure relief valve 95˚C/6 bar
  • Hot water secondary return 22mm (not fitted to cylinders below 210 litres)
  • Immersion heater 1 3/4” BSP 3 kW
  • Cold supply 3/4” compression
  • Dual control/overheat thermostat pocket
  • Boiler control sensor pocket (spare)
  • Primary flow 3/4” compression(28mm tails for 400 litre model only)
  • Primary return 3/4” compression(28mm tails for 400 litre model only)


  • Combination inlet group incorporating pressure reducing valve, strainer, check valve, balanced cold take-off point, expansion relief valve and expansion vessel connection points
  • Potable expansion vessel complete with flexible hose and wall bracket
  • Tundish
  • Dual control thermostat and combined overheat thermostat
  • Two port 22mm zone valve for primary circuit
  • Wiring junction box for primary system