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Powerful heat only boiler for medium to large homes, with efficient heating.
The Glow-worm Energy 25kW Heat is a condensing heat only boiler for medium to large homes with up to 15 radiators, paired with a hot water cylinder and feed/expansion tank. It boasts a 94% efficiency rating (ErP A-rated), suitable for traditional systems or low water pressure areas. Its compact size (700x390x280mm, 24kg) allows cupboard installation. Quiet Mark approved, it includes an aluminium heat exchanger, a bright LCD display, and MiGo app compatibility. Supporting natural gas or LPG, it comes with a 7-year parts and labour warranty, extendable to 10 years with a Club Energy installer.
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