Sentinel X400 Concentrate Gel Sludge Remover

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.

Simple, rapid application to open or closed systems via a radiator feed valve or filling loop.

• 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
• 1 small cartridge pack treats a typical system containing 100L system water
• The perfect solution in systems where conventional liquid products are difficult to apply
• 275ml tube