Keston C36 Combi Boiler
36kW condensing combi boiler suited to medium-sized homes. Compact wall-hung design with high seasonal efficiency.
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Keston Boilers & Parts
Keston condensing boilers and genuine replacement parts, available in-store at Chesham. Not sure which part you need? Call us on 01494 580033 — we'll help you find the right component.
Keston Combi Boilers
High-efficiency condensing combi boilers — hot water and central heating from a single compact unit.
Keston C55 Combi Boiler
55kW high-output combi boiler for larger properties with greater hot water demand. ErP A-rated efficiency.
Enquire by phoneKeston System Boilers
System boilers work with a separate hot water cylinder — ideal for homes with multiple bathrooms.
Keston S30 System Boiler
30kW condensing system boiler with built-in pump and expansion vessel. Straightforward installation for heating engineers.
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Keston S50 System Boiler
50kW output system boiler for larger homes and commercial light-duty applications. High seasonal efficiency rating.
Enquire by phoneKeston Replacement Parts
Genuine and compatible Keston parts held in stock. Bring your model number and we'll match the right component on the spot.
Heat Exchanger & Burner Components
Primary heat exchangers, burner assemblies and combustion chamber seals for Keston C and S series boilers.
Check availabilityPumps, Valves & Controls
Circulation pumps, diverter valves, pressure relief valves and PCB control boards for Keston boiler models.
Check availabilityVisit us in Chesham
Not sure which Keston part you need?
Bring your boiler model number or a photo of the faulty component and our team will identify the right part. We stock a wide range of Keston spares and can order anything we don't have on the shelf.
Store details
- Address
- 84 Broad Street, Chesham, HP5 3ED
- Opening hours
- Monday–Friday: 09:00–17:00
Saturday & Sunday: Closed - Phone
- 01494 580033
- sales@asbplumbheat.co.uk
Also available in-store