Boilermag 22mm Chemical Pack inc. Filter, Inhibitor and Cleaner BM22/CP

Our tried and trusted patented magnetic technology ensures that virtually 100% of ferrous oxide and scale is removed on first pass with this 22mm domestic filter. The BM1 is a high performance formula used in over a million UK properties. It maintains heating efficiency by preventing scale formulation and metal corrosion, without any detrimental effects upon plastic or rubber plumbing components such as seals. Developed by one of the world's leading chemical laboratories, the Phosphate-free BM3 formula provides premium system cleaning performance. The BM3 formula delivers superior system cleaning results and, by using the BM3 test strips, allows the service engineer to get a detailed reading of cleaner levels in the system.