
Sentinel
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Sentinel X400 High-Performance Heating System Restorer and Radiator Cleaner is specifically designed for cleaning older central heating systems. It is a non-acid treatment which restores circulation to radiators and pipework. Its ruthlessly efficient formula shifts built-up magnetite sludge, eliminating cold spots in radiators and restoring proper heat distribution. Use the Sentinel X100 to treat the system for limescale and corrosion.
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