The Fernox filter is a high-performance magnetic and hydronic system filter designed to protect central heating systems from harmful debris and sludge. By efficiently capturing rust, scale, and other contaminants, this filter helps to maintain system efficiency, extend boiler lifespan, and reduce energy costs. Compact and easy to install, Fernox filters are compatible with a wide range of heating systems and are ideal for both new and existing installations. Whether used in residential or commercial settings, Fernox filters provide a reliable solution for long-term system protection and performance. With a reputation for innovation and quality, Fernox is a trusted name in heating system care.