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Compare Glow-worm System Boilers
You can select up to 4 Glow-worm boilers. Simply add your choices to compare.
Fuel type
Boiler type
Manufacturer
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Alpha (18)
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Ariston (11)
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ATAG (5)
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Baxi (11)
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Biasi (13)
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Ferroli (7)
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Firebird (22)
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Glow-worm (9)
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Grant (15)
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Ideal (24)
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Intergas (4)
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Johnson and Starley (1)
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Keston (1)
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Main (4)
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Mistral (18)
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Navien (4)
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Potterton (22)
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Ravenheat (3)
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Vaillant (25)
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Viessmann (14)
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Vokera (11)
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Warmflow (6)
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Worcester Bosch (23)
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Zanussi (4)
| Boiler Model | kW | Efficiency | Warranty | Typical Price |
|---|---|---|---|---|
| Glow-worm Ultimate2 25kW System Gas Boiler | 25kw | 89.3% | 5 years | £820 |
| Glow-worm Easicom 25s System Gas Boiler | 25kw | 89.3% | 4 years | £860 |
| Glow-worm Energy System 12kW Gas Boiler | 12kw | 89.3% | 7 years | £700 |
| Glow-worm Energy System 15kW Gas Boiler | 15kw | 89.3% | 7 years | £725 |
| Glow-worm Energy System 18kW Gas Boiler | 18kw | 89.3% | 7 years | £765 |
| Glow-worm Energy System 25kW Gas Boiler | 25kw | 89.3% | 7 years | £785 |
| Glow-worm Energy System 30kW Gas Boiler | 30kw | 89.3% | 7 years | £850 |
| Glow-worm Ultimate3 25kW System Gas Boiler | 25kw | 89.7% | 5 years | £725 |
| Glow-worm Easicom3 25s System Gas Boiler | 25kw | 89.7% | 4 years | £595 |
