Greenstar Heatslave II overview

Our Greenstar Heatslave II boiler is the UK's most popular oil combi boiler.

This boiler has a sleek, modern design and is suitable for small, medium and large sized homes with one or two bathrooms.

  • Precise heating and hot water control
  • Smart modern design with controls concealed in a drawer
  • A range of models to meet the needs of smaller homes as well as two bathroom properties
  • Suitable for kitchen installation - fits underneath a standard kitchen worktop
  • Compatible with a range of optional controls for greater efficiency and comfort
  • Works with water heated by green sources such as solar energy and wood fired boilers for increased efficiency.
  • Eco hot water mode saves energy

Greenstar Heatslave II Greenstar Heatslave II
Greenstar Heatslave II Greenstar Heatslave II
Download ErP Data Sheet

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Technical Details

Greenstar Heatslave II 12/18 Greenstar Heatslave II 18/25 Greenstar Heatslave II 25/32
ErP Efficiency Rating
ErP Data Sheet ErP Data Sheet ErP Data Sheet ErP Data Sheet
Solar Compatible
Control Options
Central heating output (kW) 18 25 32
Dimensions (mm) height x width x depth 855 x 520 x 600 855 x 520 x 600 855 x 520 x 600
Hot water flow rate 35°c ∆T (litres per minute) 15 18 22

Related documents

  • Greenstar 12-32 Heatslave II Combi Internal ErP Operating Instructions Manufactured after 01.09.14

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