MC2 not only silences boiler noise, but also protects central heating. Its active ingredients help restore smoother function to the system. The overall result is a quieter, more efficient boiler, which helps keep energy bills and maintenance costs down. Homeowner Benefits: Reduces boiler noise. Maintains heating efficiency. Helps reduce heating costs and maintenance bills. Installer Benefits: Suitable for all heating systems. Compatible with all metals. Can be dosed through the MagnaClean® filter. Available in 500ml bottle. Subject to availability in certain countries. Adey MC2 Silencer - 500ml