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The first and most common type

The first, and most common type, is the gas combination boiler (aka the 'combi') unlike boilers of old, a combi runs both your central heating and your hot water from one unit. Cctv sewer inspection surveys are invaluable when it comes to determining faults within your drainage system we will conduct the fault-finding survey, noting any faults found within the system such as root penetration or collapsed/damaged pipework, and on completion.

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