JULY 2021 COVID NEWS – We continue to operate as normal and all appointments will be attended inline with our strict hygiene and social distancing measures watch our COVID-19 video.

Daventry Boiler Services & Installations

Custom Heat has been serving Daventry and the surrounding areas since 1980 so you know you can trust us to help with any bathroom or boiler-related services.

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Covering Daventry since 1980

At Custom Heat we have worked hard to establish ourselves as Warwickshire’s most trusted family-run heating company.

Founded just outside Daventry in 1980 by husband an wife Robin and Hilary, Custom heat now employ over 14 specialists and office support workers. If you’re looking for a local, established company who put customer service first, please get in touch with us today to discuss your new boiler installation, fully heating system, annual boiler service or breakdown.

Not in Daventry? We also serve the surrounding areas including Coventry, Nuneaton, Leamington Spa, Rugby, Lutterworth, Southam, Stratford-Upon-Avon and Warwick.

Daventry Boiler and Heating Engineers

We’re one of the most experienced heating companies in the county, but we offer more than just our decades of know-how.


From £85*

Book your annual boiler service with 
Custom Heat to maintain the warranty and efficiency of your boiler.

Book service appointment

Boiler Breakdown & Repair

From £75*

We can repair boiler breakdowns quickly and get your house feeling like home again.

Book repair appointment

New Boilers & Central Heating Installations

From £1,417* or £13 per month

Enjoy the peace of mind that comes with knowing your new boiler system has been installed by our experienced professionals.

Book quotation Online Quote

*Prices shown are exclusive of VAT.

Your Daventry Team

We cover Daventry and it’s surrounding areas such as Norton, Towcester, Kilsby, Crick, Welton, Braunston, Flecknoe, Kilsby, Fawsley, Long Buckby, Weedon Bec, Lower & Upper Shuckburgh, Badby, Barby, Staverton, West Haddon, Dodford and Woodford Halse. Alongside our boiler service, boiler repair and installations we also offer bathroom fitting and design service, who provide a high-quality installation taking particular attention to detail. Decades of experience would count for nothing if it wasn’t for our Daventry team of exceptional heating and gas engineers.

  • Ian Haynes

    Ian Haynes

    Service & Repair Engineer

    Ian has worked in the domestic and commercial gas, oil and LPG industry for nearly 30 years.

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Accredited installers for Worcester Bosch

As accredited partners of Worcester Bosch, we are able to offer a full 10 year parts and labour guarantee.

Unlike all other boiler guarantees, a Worcester Bosch guarantee also covers the Worcester system filter and external Worcester Bosch controls.


Fully accredited, for your peace of mind

  • OFTEC Logo
  • Gas Safe Registered
  • BESA Logo
  • CIPHE Registered Plumber
  • Grant Accredited
  • FCA Logo
  • Refcom F-Gas Certificated