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Glow-worm Company Profile

Since 1934 Glow-worm have been providing UK homes with heating and hot water systems that are totally reliable, easy to use and install.

Today, as part of a leading international group, Vaillant Group, we pride ourselves in manufacturing a wide range of energy efficient appliances that suit the designs of UK houses and support the demands of modern lifestyles. All Glow-worm boilers are compliant with Part L of the building regulations (Part J Scotland) and fully support and comply with Benchmark; the industry initiative to promote higher standards of installation.

Moving into renewable energy solutions, Glow-worm launched Clearly Solar; a robust hardwearing flat plate solar thermal solution designed for use on a wide variety of domestic installations. With a sleek and subtle design and advanced controls, a Clearly Solar system is the one system with one warranty available from the name you can trust.

Glow-worm’s appliances

  • Ultracom

Ultracom is a top of the range performance boilers with a stylish orange backlit control panel and an in-built digital programmer which provides complete comfort in the home at the touch of a button.

  • Ultrapower

For the larger home needing an endless supply of hot water, the Ultrapower provide complete performance as and when you need it. Reliable and innovative and perfect for a busy family, the Ultrapower can be tucked away inside a typical airing cupboard.

  • Flexicom

As one of the smallest reliable boilers on the market, the Flexicom can fit inside a standard kitchen cupboard, while a direct rear flue ensures a quick and easy installation- fantastic for replacement situations.

  • Clearly Solar

Designed for use on UK homes, Clearly Solar is the straightforward Solar Thermal solution from the name you can trust. With a sleek and subtle design and finish, Clearly Solar can be installed either in-roof, on-roof or on an a-frame thanks to a wide choice of fittings. Available in easy-to-order packs, Clearly Solar is the straightforward solar thermal solution capable of delivering 50-60 % of the homes annual domestic hot water requirements.


Nottingham Road
DE56 1JT

Tel: 01773 824141

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