Commercial & Domestic Heating & Plumbing Engineers
With 40 years of experience, Custance and Son delivers next-level service for all your commercial & domestic heating and plumbing needs in Norwich and surrounding areas. From boiler repairs and maintenance to complex commercial systems, our certified engineers provide unmatched expertise and quality workmanship.

40 Years of Trusted Expertise
Solutions for Homes & Businesses
Your Comfort and Satisfaction





What Our Customers Say
Custance and Sons have maintained our Church boiler for some 10 years always providing prompt, efficient and very courteous service. When the old boiler needed replacing we were very confident in asking them to do the installation. The boiler was installed in the expected time frame of 7 to 10...
Martin Neave
Have been using Custance & Son commercially for over 10 years as they provide an excellent service and great value for money. Highly recommended and rated 5 stars!...
Robert Bacon
We use Custance & Son exclusively to install and maintain the heating systems in our various branches. The knowledge and experience that they bring to each job, no matter how big or small, is second to none and they will never sign off a project until the customer is entirely...
Mark Smith
Custance & Son Ltd is highly regarded company with a strong reputation for servicing heating requirements across a range of applications, from domestic settings to large industrial contexts. Their commitment to professionalism, courtesy, and trustworthiness seems to resonate well with their clientele, as evidenced by this positive feedback from Air...
Stephen Lambert
A big thank you for coming to the rescue of my elderly mother who experienced a heating failure upon her return from a medical operation. The fault was raised with Claire first thing on a wintery Monday morning and Brian had found the fault and replaced the pump by lunchtime...
Mark Keavney
I wanted to take the opportunity to thank all at Custance & Son for what from start to finish has been a great customer experience. From the moment Lee came to take a look at the job all of the way through to completion we experienced nothing but the utmost...
Mr & Mrs Anderson
A big thank you to Paul who serviced our boiler on Monday Dec 16th, and arrived just in time to sort out a leak caused by my driving a screw through one of the plastic pipes carrying the water for the central heating radiators. His calm and uncritical manner in...
Alistair MacDougall
I have used Custance and Son for a number of years and have always found their work to be of the highest standard. At present they are installing Airsource Heating and domestic plumbing for me on a housing development in Norfolk. They have provided help and guidance throughout the project...
Michael Tetlow
Orchard Developments have been working with Custance and Son Ltd for over 6 years on all of our new build and renovation projects we undertake, and I cannot recommend them highly enough. From start to finish of each project, the entire process is seamless and stress-free, thanks to their professional...
Orchard Developments
40 Years of Trusted Expertise
With four decades of experience in the heating and plumbing industry, we've honed our skills and knowledge to deliver exceptional service to both residential and commercial clients. Our team of certified engineers are masters of their craft, ensuring reliable and efficient solutions for all your heating and plumbing needs.
Solutions for Homes & Businesses
From routine maintenance to complex installations, we offer a full range of heating and plumbing services tailored to your unique needs. Whether you're a homeowner needing a boiler repair or a business requiring a complete HVAC system overhaul, we have the expertise and resources to handle any project, big or small.
Your Comfort and Satisfaction
Our commitment to excellence goes beyond just fixing problems. We strive to provide personalised service, transparent communication, and lasting solutions that ensure your comfort and peace of mind. Our reputation is built on satisfied customers, and we're dedicated to exceeding your expectations every step of the way.