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Combi boilers are the most popular type of boilers found in homes — both heating your water and providing central heating at the same time. Each combi boiler you'll find here were carefully selected, taking into consideration the boiler output, warranty length, energy efficiency, capacity, fitting location and much more. If you already know what specifications you're looking for with your next combination boiler, use our filter system to navigate our website for tailored searches. Otherwise, scroll through to enjoy a selection of combination boilers from trusted brands.

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Filter Results
263 results
worcester-greenstar-1000-24kw-combi-boiler-vertical-flue-sense-i-thermostat

Worcester Greenstar 1000 24kW Combi Boiler - Vertical Flue & Sense I Thermostat

More Options Available
£931.39 inc
VAT
worcester-greenstar-32cdi-compact-combination-boiler-natural-gas-erp

Worcester Bosch Greenstar 32CDi 32kW Compact ErP Combi Gas Boiler - 7733600055

More Options Available
£1,409.35 inc
VAT
warmflow-agentis-27-33kw-external-combination-oil-boiler

Warmflow Agentis 27-33kW External Combination Oil Boiler - E33C

More Options Available
£4,039.95 inc
VAT
warmflow-agentis-15-21kw-professional-external-combination-oil-boiler

Warmflow Agentis 15-21kW Professional External Combination Oil Boiler - E21CPRO

More Options Available
£5,104.94 inc
VAT
warmflow-agentis-15-21kw-combination-oil-boiler

Warmflow Agentis 15-21kW Internal Combination Oil Boiler - I21C

More Options Available
£3,337.84 inc
VAT
warmflow-agentis-21-27kw-combination-oil-boiler

Warmflow Agentis 21-27kW Combination Internal Oil Boiler - I26C

More Options Available
£3,559.51 inc
VAT
warmflow-agentis-27-33kw-combination-oil-boiler

Warmflow Agentis 27-33kW Combination Internal Oil Boiler - I33C

More Options Available
£3,287.63 inc
VAT
warmflow-agentis-27-33kw-professional-external-combination-oil-boiler

Warmflow Agentis 27-33kW Professional External Combination Oil Boiler - E33CPRO

More Options Available
£4,601.96 inc
VAT
warmflow-agentis-21-27kw-professional-external-combination-oil-boiler

Warmflow Agentis 21-27kW Professional External Combination Oil Boiler - E26CPRO

More Options Available
£4,046.95 inc
VAT
warmflow-agentis-15-21kw-external-combination-oil-boiler

Warmflow Agentis 15-21kW External Combination Oil Boiler - E21C

More Options Available
£3,383.95 inc
VAT
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