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*Subject to conditions
Greenstar Heatslave II boiler range
Greenstar internal models are ideally suited for installation
around the home.
The Greenstar Heatslave II internal boilers feature:
•
Installer-optimised hydraulic connections
•
Cross-fi ring burner
•
Renowned Worcester reliability
•
Same class-leading footprint as previous Heatslave models,
creating less disturbance in replacement installations
•
Front access for routine servicing, including a pivoting
expansion vessel for ease of access to the combustion
chamber and one-piece baffl es
•
Pre-wired electrical mains connection
•
Easily accessible oil inlet valve
•
Reduced boiler weight
•
Modern cabinet design
•
The option to add a range of digital programmers,
including RF options, to give fully automatic control,
eliminating the need for external wiring of a programmer
•
Weather and load compensation options enabling the
boiler fl ow temperature to be varied in accordance with
demand, allowing greater effi ciency and comfort
•
A pre-heated thermal store which provides the user with
instant hot water
•
Unique pull-out control panel with LCD display and
diagnostic information
•
The Heatronic 4i boiler control unit intelligently responds
to heating and heat water demands, reducing burner
fi rings and transferring surplus heat from central heating
demands to the thermal store
•
10 year guarantee on the plate heat exchanger*
•
5 year guarantee on Worcester primary heat exchanger*.
Greenstar Heatslave II External
Where space in the home is at a premium a Greenstar
Heatslave II External boiler is the ideal solution.
Whilst offering many of the operating features of Heatslave II
internal models, Heatslave II External boilers also feature:
•
A robust, durable external cabinet that blends in with the
garden and allows for a long life expectancy
•
IP45 Ingress Protection – protecting the boiler from water,
dust and external elements
•
A pre-wired mains lead with a plug allows easy isolation of
the boiler during maintenance
•
A built-in frost thermostat which protects the appliance
from freezing
•
An internal pull-out control panel which contains the boiler
heating and hot water temperature controls as well as a
lockout indicator, mode indicator and mode switch
•
The same performance features as the internal counterparts
•
All External combi boilers are now supplied complete
with fl ue.
Effi ciency and environmental features
•
Excellent energy performance
•
A design which has the ErP Directive in mind
•
ErP ‘A’ rated for heating and ErP ‘B’ rated for
hot water
•
The opportunity to improve SAP performance with
weather compensation
•
30ºC minimum heating return temperature for maximum
condensing effi ciency
•
ECO hot water mode
•
Accepts pre-heated hot water from low carbon heating
technologies such as solar thermal and biomass.
Key features of the range
On the primary
heat exchanger*
On the secondary
heat exchanger*
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