Worcester Bosch
Combi
Greenstar 4000 Combi Boiler
Compact, efficient combi boiler suited to small and medium homes. Available in 25kW, 30kW and 35kW outputs.
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Worcester Bosch Boilers & Parts
Worcester Bosch is one of the UK's most trusted boiler brands. We stock a range of Worcester Bosch combi, system and heat-only boilers, plus genuine replacement parts — available to order from our Chesham trade counter.
Call 01494 580033
Mon–Fri 09:00–17:00
Available Products
Call or visit to check stock & pricing
Worcester Bosch
Combi
Greenstar 8000 Combi Boiler
High-performance combi for larger homes with greater hot water demand. ErP A-rated efficiency with smart controls compatibility.
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Worcester Bosch
System
Greenstar 4000 System Boiler
Works with a separate hot water cylinder — ideal for homes with multiple bathrooms and higher hot water demand.
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Worcester Bosch
Heat Only
Greenstar Danesmoor Heat Only
Traditional heat-only (regular) boiler for homes with an existing gravity-fed hot water and heating system.
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Worcester Bosch
Parts
Genuine Replacement Parts
Heat exchangers, diverter valves, PCBs, pumps, thermistors and more. Genuine Worcester Bosch parts sourced to order.
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Worcester Bosch
Controls
Wave Smart Thermostat
Worcester Bosch's own smart room thermostat. App-controlled, compatible with Greenstar boilers, easy to retrofit.
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Not sure which Worcester Bosch model you need?
Call us or visit the trade counter at 84 Broad Street, Chesham — we'll help you find the right boiler or part.