
Boiler Repair Expert
A boiler that’s cutting out, losing pressure or making strange noises usually has a specific, fixable cause. We diagnose the fault on the first visit, explain what’s wrong in plain terms, and give you a fixed price before any work starts, so there are no surprises on the invoice.
Most faults are repaired the same day. If your boiler turns out to be beyond economical repair, we’ll tell you honestly and talk through replacement options rather than pushing a new boiler when a repair would do.

Boiler Repair Guide
Most boiler faults, from a failed pump to a faulty PCB, are straightforward to repair and far cheaper than a full replacement. As a rough guide, if your boiler is under 10 years old and this is its first breakdown, repair almost always makes sense.
If it’s older, needs frequent call-outs, or parts are getting hard to source, we’ll say so and walk you through what a replacement would involve instead of quoting for a repair that won’t last.

COMMON WARNING SIGNS
The same careful workmanship, whether it’s a family home in St Albans or a busy premises in Hertfordshire.
Constant repairs could mean it's time to replace your boiler.
Older boilers are often less efficient and more expensive to run.
Cold radiators or inconsistent temperatures may indicate your boiler is struggling.
Banging, whistling or gurgling sounds shouldn't be ignored.
Leaks around your boiler can lead to further damage if left untreated.
If your boiler is over 10–15 years old, replacing it may be more cost-effective than repairing it.

OUR BOILER SOLUTIONS

HOW WE WORK

Related Services

Areas We Cover
Not on the list? Give us a call anyway. If you’re nearby, we’ll do our best to get to you.

CUSTOMER REVIEWS
Rated 5.0 out of 5 from more than 60 Google reviews, every one of them 5 stars.
EXCELLENT Based on 63 reviews Posted on Google Akter ArafatTrustindex verifies that the original source of the review is Google. Sharif bhai did a very good job in my property. He fitted the shower properly and fixed the leak issue. He checked everything carefully and made sure there was no more leaking after the work finished. He was polite, professional, and helpful. The work was neat and clean, and the shower is now working very well. I am happy with his service and I would recommend Sharif bhai to others for plumbing work.Posted on Google Nasim Ali ShekhTrustindex verifies that the original source of the review is Google. Best plumber I’ve ever seen in my lifetimePosted on Google Francisco Roig Morcillo (Crowlee)Trustindex verifies that the original source of the review is Google. Excelent jobPosted on Google Areeba AbbasiTrustindex verifies that the original source of the review is Google. Wonderful service with very humble staffPosted on Google Saint oneTrustindex verifies that the original source of the review is Google. He was great quick and problem solver. ThanksPosted on Google Deepak M.BTrustindex verifies that the original source of the review is Google. I recently had my boiler serviced by Heatgap( 99 Byron Road,Luton) and I couldn’t be happier with the experience. The Technician arrived on time, was professional, and explained everything clearly. The service was thorough, and they made sure the boiler was running safely and efficiently before leaving. What really stood out was their friendly attitude and attention to detail. They took the time to answer my questions and gave helpful advice on maintaining the boiler. Overall, excellent service from start to finish. I would definitely recommend Heatgap to anyone looking for reliable and professional boiler servicing.

FAQ
It depends on the fault, so we diagnose first and give you a fixed price before any work starts. There’s a call-out charge for the visit, which is deducted from the repair cost if you go ahead.
We prioritise no-heat and no-hot-water call-outs and aim to get an engineer to you the same day, often within a few hours.
Most can. If your boiler is very old or a part is no longer available, we’ll say so honestly and talk through a straightforward replacement instead.
Yes, for the most common faults. That means most repairs are completed in a single visit without a return trip.
Yes, all repair work is guaranteed. If the same fault reoccurs shortly after, we’ll come back and put it right.
Yes. All gas boiler repair work is carried out by Gas Safe registered engineers, as required by law.
Call now for fast, honest diagnosis and a fixed price before we start. Gas Safe registered engineers, same-day call-outs where possible.

Contact Us
Send us a few details and we’ll call you back within one working hour with honest advice and a free, fixed quote.
Call us any time · 24/7 emergency call-outs