Provides long term protection of domestic central heating systems against internal corrosion and limescale formation. Prevents corrosion of all metals found in these systems. Quick and convenient, doses in only 30 seconds. Maintains system efficiency...

When used in conjunction with Cleaner F3 gas savings of up to 15% can be achieved every time you heat your room.

Protects against corrosion and scale in mixed metal central heating systems to prevent breakdown and premature boiler failure. Inhibits scale, corrosion and sludge. High performance, non-toxic and environmentally-friendly. Stops frequent venting of radiators...