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
EasyControl Compatible
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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