Why Does My Central Heating Need Power flushing or Descale?
Rust occurs in all central heating systems producing a black (iron oxide) sludge and, in hard water areas, lime scale builds up in combination boilers just like in your kettle causing the following problems:
Radiators cold at bottom due to black sludge. |
Radiators cold all over due to blocked valves and pipes. |
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Radiators cold at top and need bleeding due to gases, a by product of rusting. |
![]() Boiler cutting out and no circulation due to blocked pump. |
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Little or no hot water due to blocked pipes and heat exchangers. |
Irritating boiler noise from sludge or lime scale build up, a warning sign of imminent costly problems. |
Power Flushing or descaling your central heating system will remove the debris, and will guarantee the efficient operation of your system, saving on your household bills too. Power Flushing your central heating provides long term protection. Request a free PowerFlush quote.

