Fernox F1 protector express 400 ml 62418 10 stuks

Fernox F1 protector is a lubricant and maintenance product for central heating systems, protecting against corrosion and scale to prevent boiler failure. It supports manufacturer warranties and can treat up to 130 liters of system water.

• The description claims that using it with Cleaner F3 can save up to 15% on fuel costs.
• The description claims that it is non-toxic and environmentally friendly.