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Fully condensing in both CH and DHW modes - up to an extra 10% saving on fuel bills
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Modulating circulating pump - energy saving and system tolerant
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25kw, 30kw, 35kw and 40kw outputs - boiler for all property types
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Compact dimensions - siting flexibility
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WB5 series heatcell - robust cast aluminium/silicon construction
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Heatronic III control system - sophisticated boiler management
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Compact hydraulic - efficient and reliable
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Wall mounting frame with pipes behind - no exposed pipework
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Low NOx and CO2 emissions - environmentally friendly
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Keep hot facility - instantly available hot water
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DHW and CH temperature control - consumer comfort flexibility
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Central heating boost funcation - rapid heat up function