Many people initially focus on the upfront cost of a service, but annual servicing actually saves more money than it costs. The typical boiler service cost UK households pay is about £80–£120 for a one-off service . In comparison, the benefits and savings easily outweigh that fee. A clean, well-tuned boiler uses less fuel – which can knock hundreds of pounds off your gas bills over the year (often around £300 in savings as mentioned earlier). And if a service prevents even one major breakdown, it can save you far more than it costs.

Think about the expenses you don’t have when your boiler is cared for: you’re not paying £200 for an emergency call-out on New Year’s Eve, or facing a £1,500+ bill to replace a ruined boiler because a small fault went unchecked. Problems caught early during an annual service are generally cheaper to fix. If you skip servicing, those issues can silently build up and end up requiring a much bigger, costlier repair later . In that sense, servicing is like investing in insurance – a little spent now to avoid a lot spent later.

Regular servicing can also save you money by protecting your warranty. Most new boilers come with warranties of 5–10 years, but they require you to have an annual service by a Gas Safe engineer to stay valid . If you neglect servicing and your boiler breaks under warranty, the manufacturer could refuse to cover the repairs, leaving you to pay out of pocket. By servicing yearly, you keep that warranty intact (and any future repair costs covered). Overall, when you add up the lower energy bills, fewer breakdowns, extended equipment life, and preserved warranty coverage, it’s clear that an annual boiler service is a smart financial move.