Boilermag 3/4″ Dual Flow System 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.

The Borate/Phosphate free BM1 formula provides outstanding heating system protection with none of the adverse effects associated with traditional protection products.

• Outstanding, long lasting protection
• Maintains heating efficiency
• Compatible with all leading boiler types (including aluminium heat exchangers)
• Prevents radiator cold spots and boiler damage
• Phosphate and Borate free formula
• Nitrate/EDTA free formula – prevents metal corrosion
• Build Cert approved (complies with Part L of the Building Regulations)
• Ideal for sealed or vented systems
• For use in accordance with BS7593:2006
• A single 500ml bottle treats a 100-litre system
• Non-toxic, environmentally friendly