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Oil Combi Boilers

Provide heating and hot water from a single appliance with our range of oil combi boilers. Combining central heating and domestic hot water in one boiler, oil combi boilers can provide a practical solution for properties without the need for a separate hot water cylinder.

Available in a range of outputs and specifications, oil combi boilers can be selected to suit different property sizes and heating and hot water requirements. When choosing a replacement oil combi boiler, it's important to consider the demands of the property and the requirements of the existing or planned heating system.

Whether you're a heating engineer or installer sourcing a boiler for a project, or a homeowner researching replacement options, browse our range of oil combi boilers at competitive prices from Thompson and Leigh.

 

  • Greenstar Heatslave II External Combi 25/32
    SKU: 01170122
    Greenstar Heatslave II External Combi 25/32
    £5,156.31 £4,296.92
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  • Greenstar Heatslave II External Combi 18/25
    SKU: 01170121
    Greenstar Heatslave II External Combi 18/25
    £4,818.46 £4,015.38
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  • Greenstar Heatslave II External Combi 12/18
    SKU: 01170120
    Greenstar Heatslave II External Combi 12/18
    £4,556.77 £3,797.31
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  • Greenstar Heatslave II Combi 25/32
    SKU: 01170119
    Greenstar Heatslave II Combi 25/32
    £4,907.08 £4,089.23
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  • Greenstar Heatslave II Combi 18/25
    SKU: 01170118
    Greenstar Heatslave II Combi 18/25
    £4,524.92 £3,770.77
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  • Greenstar Heatslave II Combi 12/18
    SKU: 01170117
    Greenstar Heatslave II Combi 12/18
    £4,344.92 £3,620.77
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  • Grant Vortex Pro Combi XS 26
    SKU: 01230127
    Grant Vortex Pro Combi XS 26
    £3,827.86 £3,189.88
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  • Grant Vortex Pro External Combi 36
    SKU: 01230063
    Grant Vortex Pro External Combi 36
    £4,488.99 £3,740.82
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  • Grant Vortex Pro External Combi 26
    SKU: 01230062
    Grant Vortex Pro External Combi 26
    £4,158.93 £3,465.77
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  • Grant Vortex Pro External Combi 21
    SKU: 01230061
    Grant Vortex Pro External Combi 21
    £3,888.24 £3,240.20
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  • Grant Vortex Pro Combi 36
    SKU: 01230044
    Grant Vortex Pro Combi 36
    £4,282.70 £3,568.92
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  • Grant Vortex Pro Combi 26
    SKU: 01230043
    Grant Vortex Pro Combi 26
    £3,827.86 £3,189.88
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