Fernox

Fernox is a leading manufacturer of water treatment and system protection solutions for domestic and commercial heating systems. The brand is widely recognised for its expertise in protecting boilers, heat pumps, and central heating systems from the damaging effects of sludge, scale, and debris, helping to maintain system efficiency and reliability.

The TF1 Sigma magnetic filter range is designed to capture circulating contaminants such as magnetite, limescale, and non-magnetic debris before they can cause blockages or wear to key system components. Available in both 22mm and 28mm sizes, TF1 Sigma filters with valves offer high-performance filtration combined with straightforward installation and servicing. The compact, durable design makes them suitable for modern heating installations where space and access are important.

By improving water quality and reducing corrosion within the system, Fernox filters help extend the lifespan of boilers, pumps, and heat exchangers while supporting optimal heat transfer and lower energy consumption. Fernox solutions are trusted by installers and heating engineers for long-term system protection and compliance with best practice installation standards.

Explore our range of Fernox TF1 Sigma magnetic filters and water treatment solutions for effective central heating protection, improved efficiency, and long-lasting system performance.