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Uploaded by on May 7, 2009

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. Power flushing or descaling your central heating systems removes rust and guarantees the efficient operation of heating systems, saving homeowners money on bills. Power Flushing central heating systems provides long term protection.

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  • Er, he's closing the valves.... :-)

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  • Why does this company think it is okay to use Celsius at the beginning and Fahrenheit at the end. Makes you look like conmen.

  • Yep, they need to close all rads off first then clean one at a time...apparently

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