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

Greenstar Heatslave II overview

Our Greenstar Heatslave II is the UK's most popular oil combi boiler with flow rates up to 22l/min.

Suitable for small, medium and large sized properties, this boiler features easy access connections and a one piece stainless steel primary baffle and cross firing burner.

The next generation Heatronic 4i digital control unit provides accurate control and diagnostic information.

Download our easy guide, which covers everything you need to know about the Heatslave II

Standard Guarantee 

  • 2 Year

With any Greenstar System Filter

  • 5 Year

With any Greenstar System Filter + £40 (Non-WAI loyalty members only)*

  • 7 year

*Available to loyalty members only. Non-WAI’s can achieve this extended guarantee length with an additional payment of £40. 

Cross firing burner
One piece baffle for quick and easy servicing
Easy access oil and hydraulic connections
Digital control offering precision heating and hot water control
Lightweight aiding installation
Front access for routine servicing, including a pivoting expansion vessel for ease of access
Compatible with our Greenstar Comfort controls
Compatible with solar thermal
5 year guarantee on Worcester primary heat exchanger
80/125mm room sealed flues with lengths of up to 8m available
Plume management of up to 5m with conventional and flexi-flue kits also available

Greenstar Heatslave II 12/18 2022+

Part number
7 731 600 260
ErP Efficiency Rating
ErP Data Sheet
ErP Data Sheet
Fuel Type
Control Options
EasyControl Compatible 1
Solar Compatible
Central heating output (kW)
Dimensions (mm) height x width x depth
855 x 520 x 600

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