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There are thousands of ageing central heating systems with circulation and boiler noise problems caused by the accumulation of sludge, corrosive deposits and scale. Traditional methods of flushing do not remove all of the debris and problems often return. By using the power flushing method the entire heating system is forcibly cleansed using water and chemicals which are pumped through the system at high velocity, but low pressure, so no physical damage is caused to the system. “Symptoms of corrosion”. Black water from radiators when emptied or bled of air. Central heating pump failures One or more radiators are partially or completely cold The radiators require frequent “bleeding” The central heating (expansion) tank is warm (or even hot) The boiler clumps, bangs or hisses “kettling” at start up. |  |
It is fair to say that most boilers over 10 years old will have a build up of corrosion and power flushing will increase circulation, improve the efficiency and effectiveness of the heating system and can reduce heating costs
Click on image to Enlarge. How does it work? The power flushing pump is simply connected into the heating system, the powerful flow, combined with instantaneous flow reversal will dislodge and mobilise deposits and corrosion which resist traditional cleaning methods. Power Flush chemicals dissolves iron oxides, sludge and lime scale, and once mobilised these deposits are removed from the system by pumping fresh clean water into the system which pushes the contaminated water out through a dump valve to waste. During the process each radiator is individually flushed, without removing or disconnecting them from the system, by directing the full output from the pump through each radiator separately. At the end of the flushing process the system contains fresh clean water into which inhibitor is introduced to protect the system from any further deterioration. System flushing will not remedy design or mechanical faults, which should be rectified, but in many cases it will cure the problems caused by these. 
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