What are the signs?

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• radiators not heating up evenly

• radiators taking very long time to heat up

• radiator water dirty and discoloured

• radiators need frequent bleeding

• noisy boiler and boiler pump

• blocked heat exchangers causing your hot water to fluctuate between hot and cold

• boiler overheating and going to lock out frequently

• failures to pumps, zone valves, diverter valves and heat exchangers

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