Fernox ALPHI-11 Anti Freeze & Protector 5L

About this product

Exposing external pipework or unoccupied properties to freezing temperatures risks burst pipes and system failure. Fernox ALPHI-11 offers dual protection: preventing water freezing and guarding metal surfaces against oxidation and scale. Designed for modern renewable systems like air-source heat pumps, it safeguards heat exchangers, circuits, and underfloor heating without compromising efficiency or seals. Renders water non corrosive to steel, cast iron, copper, brass and aluminium Combined antifreeze and protector Prevents limescale build up, and corrosion Compatible with all metals and materials commonly used in heating systems Maintains efficiency so extending system life Prevents bacterial contamination Non toxic, environmentally friendly Protects heating and chilled water