Glow-worm is owned by Vaillant, but it offers more budget-friendly options than the boilers made by its parent company. While its three-star customer score is lower than the likes of Vaillant and ...
The Standard's journalism is supported by our readers. When you purchase through links on our site, we may earn an affiliate commission. Aside from being told you need a new roof, the words homeowners ...
Glow-worm's heating-only HXI boilers offer high outputs from a compact size, with each appliance measuring just 600mm high by 375mm wide, and 334mm deep. The six models offer outputs from 12kW to ...
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