About Us
About us
National Boiler Spares supplies remanufactured and OEM heating components to trade customers across the UK — combining affordability, quality assurance and environmental responsibility.
Who we are
National Boiler Spares is part of the Heating Trade Supplies Group and a market leader in boiler spares remanufacturing. We supply remanufactured and OEM boiler components across the UK and internationally, with a trade counter in Newcastle Upon Tyne open six days a week.
Our B2B portal gives approved trade customers direct access to contracted pricing, SKU-first search across 4,500+ parts, and fast repeat ordering.
Sustainability at our core
By remanufacturing PCBs, diverter valves and fans we have diverted over 260 tonnes of waste from landfill in two years — extending boiler lifespans and supporting the circular economy. We're proud to have helped over 100,000 low-income households access high-quality refurbished boiler parts, saving a total of £15 million.
Quality you can trust
We are BSI ISO 9001:2015 and ISO 14001:2015 certified. All parts carry manufacturer warranties, and remanufactured items include 12-month coverage. Our team offers repair and refurbishment services and wholesale distribution to contractors nationwide.