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Glow-worm's Ultracom range of high efficiency boilers was one of the most popular boiler ranges available on the market, designed with straightforward installation and servicing in mind. For installers working on Ultracom models, Glow-worm have developed a number of 'how to' videos that offer a simple guide on Glow-worm products.

This video explains how to pressurise an Ultracom boiler.

For more information on the wide range of Glow-worm products visit: www.glow-worm.co.uk