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 ...

Performance improvement agency, River Marketing has launched a comedy road show to promote Glow-Worm’s boiler range to installers throughout the country. The series of events began in Cambridge in ...

Two days after Christmas, our Glow-worm boiler broke down. It was still under a two-year warranty and we have a Homesure policy. I was told an engineer would come on December 31, but we would have to ...