The Worcester Greenstar Heatslave External 18/25 floor standing Combi Oil Boiler is part of the Worcester Greenstar Heatslave market-leading range of energy-saving condensing oil-fired boilers from Worcester. The Worcester Greenstar Heatslave External 18/25 Combi Boiler is designed to provide energy-efficient heating and hot water with very less effect on the environment. At least 90% of the oil consumed by a Greenstar Heatslave condensing combi boiler is converted into heat for the heating and/or hot water system.Greenstar Heatslave External 18/25 can reduce heating and hot water bills by between 5-10%.
Worcester Greenstar External Oil Boiler range gives you the option to install your oil-fired boiler outside your house.Greenstar condensing boilers deliver this energy-saving performance by recycling exhaust gases to extract and re-use latent heat - a highly efficient use of energy which also significantly reduces carbon dioxide in the atmosphere. This external boiler is ideal for the property types where it is not feasible or suitable to have a boiler located within the property.
Pick up only NO DELIVERY - you must make arrangements to pick item up.
Key Features:
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SEDBUK(Seasonal Efficiency of Domestic Boilers in the UK) A Rated ? environmentally friendly
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Ideal solution for saving internal property space
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Pre-heated thermal store ? instantly heated hot water with good water pressure
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18kW, 25kW and 32kW DHW (domestic hot water) and HW (hot water) output
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High quality insulated weatherproof cabinet ? resistant to water, dust and the external elements
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Superior domestic hot water flow rate
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Built-in frost protection
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5 year warranty(subject to condition)
Specification:
| Title |
Value |
| Primary water capacity (total) (litres) |
69 |
| Maximum static head (metres) |
30 |
| Minimum static head (metres) |
1 |
| Exit flue gas mass flow (kg/hr) |
40 |
| Room sealed flue (Ø) (mm) |
80/125 |
| Fuel line (compression) (mm) |
10 |
| CH flow (mm) |
22 |
| Mains water Inlet (mm) |
15 |
| DHW outlet (mm) |
22 |
| CH return (mm) |
22 |
| CH vent (optional) |
1" BSP |
| CH make-up (cold feed) |
3/4" BSP |
| Condensate (polyproplene) (mm) |
21.5 |
| Electrical power supply voltage (AC V) |
230 |
| Frequency (Hz) |
50 |
| Maximum power consumption (W) |
240 |
| CH flow temperature range (min/max) (°C) |
55/81 |
| DHW t/stat range (°C) |
55/72 |
| CH control thermostat differential (°C) |
5 |
| Height (mm) |
855 |
| Width (mm) |
520 |
| Depth (mm) |
600 |
| Weight |
195kg |
| Appliance protection rating |
IP 45 |
| SEDBUK Value/band |
90.1% Band A |
| Solar compatible |
No |
| NOx classification |
Class 3, 70mg/kWh |
| Flue reset overheat thermostat (cut out) (°C) |
110 |
| Boiler manual reset overheat thermostat (cut out) |
105 |
| Boiler high limit thermostat (cut out) (°C) |
92 |
| Maximum hearth temperature |
100 |