Fernox F1 Protector 500ml

Protector F1 is the market leading inhibitor which protects against corrosion and limescale formation in domestic central heating systems. Protector F1 is suitable for use with all metals and materials commonly used in heating systems. For long term protection ensure concentration levels are maintained and checked annually as part of the boiler or system service. Protector F1 is compatible with all other Fernox products.