System 33.7 kW Boilers

(3 products)

System boilers are classed as a closed system which means they don't need a header tank in the loft to feed the cylinder and maintain water levels in the radiators. They work by pumping hot water around your central heating system and are designed so that all of the major parts such as the pump are pre-built into the boiler. Taking water directly from the mains water supply, meaning they don't need as much storage and also provide a more consistent flow rate. They are easy to install and also make servicing easier as well. They are economical to run so have strong green credentials.

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*Delivered direct from our suppliers in the number of working days stated on the delivery button