Sign up now to stay updated on the latest news and offers! Fixed price boiler service for only £+vat. The 'beast from the east' has seen temperatures plunge as low as -c as blizzard like conditions strike the uk this week. Hilton solve your blocked drain fast! Medium size house requiring up to radiators will require an estimated outout of kw to kw. Perhaps surprisingly some confusion remains on what a combi boiler is and what its benefits are to the.