Fernox F1 Express Protector - 400mlRegular price £23.99
Quick and convenient – doses in 30 seconds.
Simple to use with no mess.
Add via a radiator adapter or filling loop supplied.
Protects against corrosion and limescale.
Non-toxic, environmentally friendly formulation.
Maintains system efficiency and extends boiler life.
Suitable for use with all metals and materials including aluminiu