X400 Sludge Remover - 189204 A ruthlessly efficient way to eliminate the build-up of magnetite sludge, X400 is the quick and easy way to eliminate cold spots and restore full heat emission.
* Restores circulation to part blocked radiators. * Can be used in all systems. * Prepares existing systems for the installation of new pumps. * Does not cause pin-holing or leaks.
