TF1 Sigma Mini
The TF1 Sigma Mini is a compact high-performance system filter that utilises a powerful neodymium magnet to protect your system against the damaging effects of
The TF1 Sigma Mini is a compact high-performance system filter that utilises a powerful neodymium magnet to protect your system against the damaging effects of
The Fernox TF1 Sigma Mini Installer Pack is the complete solution to cleaning, protecting and guarding a central heating system in line with BS 7593:2019
