Fernox ANTI-FREEZE Alphi 11 5l 61033

This 5-litre container of Fernox Alphi-11 Anti-Freeze Protector is designed for use in heating system circuits where freeze protection and system longevity are required. Suitable for a range of domestic and light commercial installations, it can be added to central heating water to help manage conditions in colder weather.

On site, the product is mixed with system water during maintenance or after installation, providing ongoing protection for pipework and hardware. Alphi-11 is commonly used by installers and heating engineers preparing systems for winter or working in properties that may be left unoccupied.