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A boiler that struggles to heat the house or needs regular attention can quickly become a worry, particularly during winter. RCB Heating & Cooling provides professional boiler installation in Ashtead, with clear advice on the right system for your property. We handle new installations, replacements and efficient heating upgrades from survey through to handover.

Whether you’re renovating, extending or fitting heating in a newly built property, we can design and install a suitable boiler system. We consider the building’s size, insulation, number of radiators and expected hot-water use before recommending the right output.

If an older boiler is unreliable, inefficient or no longer economical to maintain, we can replace it with a modern alternative. Our boiler replacement service in Ashtead includes removing the existing appliance, completing the installation and checking the heating and hot water thoroughly.

Combi boilers heat water directly from the mains and don’t require a separate storage cylinder. This makes them a space-saving option for many homes. Before recommending one, we’ll check the property’s water pressure and whether it can meet your household’s usual demand.

A modern boiler and more accurate controls can help prevent wasted heat. We can upgrade outdated systems and install suitable controls that allow you to set temperatures and schedules around your routine rather than heating an empty property unnecessarily.
Ashtead has an interesting mix of older cottages, inter-war houses and larger family homes, with newer properties dotted between them. The heating requirements can vary significantly, especially where a house has been extended or its system altered over time.
We start by inspecting the existing boiler, accessible pipework, radiators and controls. We’ll also discuss how your household uses heating and hot water. A family home with more than one bathroom, for instance, may need a different arrangement from a smaller property occupied by one or two people.
Once we’ve agreed on the best approach, we arrange the work for a convenient date and take care to protect your home during the installation. The new system is tested before we leave, and we’ll show you how to operate its controls properly.
We also provide boiler repair in Ashtead when a fault can be resolved without replacing the appliance. An annual boiler service in Ashtead can help identify developing problems and keep your system operating dependably.
RCB Heating & Cooling is recognised as a Which? Trusted Trader. We’ve completed more than 3,600 projects and have earned excellent reviews from customers on Google.
Our team works throughout Ashtead and the wider Surrey area, so we’re familiar with the heating arrangements found in local properties. Older systems don’t always follow the most obvious route, and extensions can place extra demand on boilers that were originally selected for a smaller house. We take these details into account before recommending any work.
Customers choose us for practical advice, clear communication and workmanship that respects their property. We’ll explain your options without unnecessary technical language and give you the information needed to make a sensible decision.
Areas We Cover
We work throughout Ashtead, including Lower Ashtead and properties close to Ashtead Common. Our coverage also extends to Leatherhead, Epsom, Fetcham, Bookham, Headley, Chessington and other communities across Surrey.

We inspect the boiler, radiators, controls and relevant pipework while discussing your current concerns.

We identify suitable systems based on the property and your heating and hot-water needs.

You’ll receive an itemised quotation explaining the agreed work and costs.

We remove the old appliance where required, install the new boiler and keep disruption to a minimum.

We check the full system, explain the controls and answer your questions before completing the job.

The decision depends on its age, general condition, repair history and the cost of the fault. We’ll inspect it and explain both options where appropriate.
A standard replacement can often be completed in one day. Relocating the boiler or converting the system may require more time.
That depends on the property’s size, water pressure and hot-water demand. We recommend a system only after assessing these points.
Usually, although new pipework and a suitable flue route may be required. We can assess potential locations during the survey.
Yes. Removal and responsible disposal of the existing boiler can be included in the installation.
A yearly service checks the appliance’s operation, identifies signs of wear and may be necessary to maintain its manufacturer warranty.
If you’re considering a new boiler in Ashtead, contact RCB Heating & Cooling to arrange a survey. We’ll inspect your current system, discuss what you need and provide a clear recommendation and quotation. We also cover all surrounding areas and postcodes, including Ashtead, Lower Ashtead, Leatherhead, Epsom, Fetcham, Bookham, Headley and Chessington, across the KT9, KT17, KT18, KT19, KT21, KT22 and KT23 postcode areas.

£15
inc vat
For keeping warranty valid
£22.80
inc vat
For basic protection
£32.40
inc vat
For reliable family heating
£42
inc vat
For total coverage
£66
inc vat
Covering plumbing, drains and more
Features
Annual Boiler Service
Priority Service & Call Outs
Free of Charge Call Outs
1 Free Callout
Boiler and all internals
Labour Cost Discount
10%
100%
100%
100%
Replacement Part Discount
10%
20%
100%
100%
Loyalty Discount
10%
20%
30%
30%
Discount on new boiler installation**
10%
30%
50%
50%
Annual System Water Test
Annual System Anti Corrosion Treatment
Circulation pump
Thermostatic radiator valves
Timer/thermostat
Hot Water Cylinder
Radiators
Heating pipework
All gas supply pipes
System Powerflush (every 5 years)
Plumbing
Drains
Home Electrics
Optional Add-Ons
Unvented Cylinder Service
(Additional £6+VAT)
Gas Fire Service
(Additional £7.50+VAT)
Electrical Cover
(Additional £9+VAT)
/month + VAT
For keeping warranty valid/month + VAT
For basic protection/month + VAT
For reliable family heating/month + VAT
For total coverage/month + VAT
Covering plumbing, drains and moreready to upgrade your heating system?
Contact RCB Plumbing Ltd today to discuss your heat pump care plan.

RCB Plumbing serves local homes and businesses with honest advice, prompt response, and professional workmanship every time.
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