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A boiler replacement should improve comfort and reliability without creating unnecessary disruption in your home. RCB Heating & Cooling provides professional boiler installation in Croydon, helping homeowners make sense of the available systems and controls. We assess the whole heating setup first, then recommend an option that suits the property and household.

We design and install boiler systems for new properties, renovations and home extensions. The specification is based on the property’s heat requirements, number of radiators, insulation and usual hot-water demand rather than guesswork.

If your existing appliance breaks down repeatedly, struggles to heat the property or is becoming expensive to maintain, replacement may be the better long-term decision. Our boiler replacement service in Croydon includes removing the old unit, fitting the new boiler and testing the system.

A combi boiler supplies heating and hot water directly from one appliance, removing the need for a separate cylinder. It can be well suited to Croydon’s flats, terraces and smaller family homes, provided the mains pressure and water flow are sufficient.

Replacing an inefficient system can reduce wasted energy and give you more accurate control over your heating. We can install a modern boiler with suitable controls that let you manage temperatures and schedules around the times you’re actually at home.
Croydon’s housing varies considerably, from town-centre flats and Victorian terraces to semi-detached homes in Addiscombe and larger properties towards Shirley and South Croydon. Boiler access, pipework and heating demand can therefore differ from one job to the next.
Our first step is to examine the existing boiler, controls, radiators and accessible pipework. We’ll ask about any recurring problems, such as certain rooms staying cold, inconsistent hot water or the system losing pressure.
From there, we’ll explain the available boiler types and recommend an appropriate output. You’ll receive a clear quotation before work begins. On installation day, we protect the working area, remove the old appliance where agreed and keep you informed as the job progresses.
Once installed, we test the heating and hot water thoroughly. We’ll also demonstrate the controls, so you’re not left trying to work them out from the instruction manual.
If your existing appliance remains economical to fix, we also provide boiler repair in Croydon. An annual boiler service in Croydon can help detect signs of wear and reduce the likelihood of unexpected problems.
RCB Heating & Cooling is a Which? Trusted Trader with more than 3,600 completed projects and excellent customer reviews on Google.
Based in Sutton, we work regularly throughout Croydon and the surrounding area. Our experience covers compact boiler installations in flats, older properties with established pipework and extended homes where the existing appliance no longer meets the building’s heating needs.
Customers value our straightforward advice, clear communication and care inside their homes. We recommend what’s appropriate for the property and explain why, without adding work that isn’t genuinely required.
Areas We Cover
We provide boiler installations throughout Central Croydon, South Croydon, Addiscombe, Shirley, Broad Green and Waddon. Our coverage also includes Thornton Heath, Selhurst, South Norwood, Purley and nearby parts of Surrey.

We inspect the current system and discuss your heating and hot-water requirements.

We identify an appropriate boiler type, output and control arrangement.

You receive a clear written quotation covering the agreed work.

We remove the old boiler where necessary and complete the new installation carefully.

We test the complete system, demonstrate the controls and answer your questions.

A straightforward replacement can often be completed in one day. Boiler relocations and system conversions usually require additional time.
The right boiler depends on the size of the home, its water pressure, number of bathrooms and heating demand. We determine this during the survey.
It can be, although households using hot water from several outlets at once may benefit from a system with stored hot water.
Usually, provided the new location allows for suitable pipework, drainage and a compliant flue arrangement.
That depends on its age, condition and repair history. We’ll explain whether a repair offers sensible value or whether replacement is more practical.
Annual servicing is generally recommended and may be required to maintain the manufacturer’s warranty.
If you’re planning a new boiler installation or replacement in Croydon, contact RCB Heating & Cooling to arrange a survey. We’ll inspect your system, answer your questions and provide a clear quotation. We also cover all surrounding areas and postcodes, including Croydon, South Croydon, Addiscombe, Shirley, Broad Green, Waddon, Thornton Heath, Selhurst, South Norwood and Purley, across the CR0, CR2, CR7, CR8 and SE25 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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