Sentinel x 400 Sludge Remover 1L

Specifically designed for existing systems, Sentinel X400 System Restorer is a non-acid treatment for cleaning older heating systems, restoring circulation to radiators and pipework. Non-acidic formula Eliminates radiator cold spots Improves, and maintains system efficiency, and conserves fuel Restores systems suffering with circulation problems Can be used in all systems Enough liquid to dose 8-10 radiator panels Can be used to prepare existing systems for new boilers, pumps or radiators Does not cause pin holing or leaks