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Boilers & Boiler Components

The shop at Natural Green Heat supplies everything from complete boilers to boiler spares, controls, valves, pumps, and system protection. Whether you are replacing a single part, upgrading efficiency, or fitting out a new system, we stock trusted brands and WRAS approved components to make sure every project is safe, compliant, and long lasting.

Our product range supports both domestic and commercial heating systems, with options tailored for radiators, underfloor heating (UFH), and low carbon hybrid installations.

Our Latest Boiler & Heating News

Complete Boilers

We provide modern condensing boilers designed for efficiency and compliance with Part L building regulations. Our stock covers:
All units are chosen for efficiency, compatibility with renewable technologies, and ease of installation.

System Protection & Compliance

A boiler system is only as reliable as the protection behind it, which is why our range covers everything from magnetic central heating filters that capture sludge and safeguard pumps to antifreeze valves and jackets that ensure security in properties using renewable backup systems. We also stock WRAS approved ball and lever valves for safe isolation and servicing, along with pressure gauges, expansion vessels, and safety relief valves that keep every installation compliant with trade standards. By pairing the right protection products with each project, installers can extend boiler life, maintain efficiency, and avoid the risk of costly call backs.

Boiler Spares & Replacement Parts

Even the most reliable boilers need maintenance. That is why we stock a comprehensive range of spares, including:

All parts are sourced to meet WRAS approvals and installer expectations, ensuring compliance and peace of mind.

Efficiency & Low Carbon Integration

Boilers increasingly work as part of hybrid heating systems, often integrated with air source heat pumps (ASHPs), solar thermal storage, and low temperature emitters. To support efficiency, we supply:
With the right components, installers can deliver systems that meet SAP ratings, EPC improvements, and government backed low carbon incentives.

What Do We Supply For?

From replacing a combi boiler in a single property to installing a system boiler with UFH manifolds in a new build, our stock supports projects of every scale.
For retrofit jobs, we carry press to copper transitions, adaptors, and compression fittings that simplify upgrades. For new builds and extensions, we supply pre insulated pipework, blending valves, manifolds, and safety accessories to ensure efficient operation

Why Choose Natural Green Heat For Boilers?

With nearly two decades supplying the UK trade, Natural Green Heat is trusted by both installers and homeowners for quality and expertise. We offer:

Whether you need a like for like boiler replacement, a spare part for maintenance, or a full set of components for a new system, Natural Green Heat is your national supplier for reliable, compliant, and efficient heating solutions.

Explore Our Shop For Boilers, Parts & Accessories

For all your boiler needs, browse a range of products in our shop. For more information about what we supply, get in touch with the team today.