Sentinel Central heating Inhibitor 1L.This heating inhibitor reduces boiler noise and maintains system efficiency and is suitable for all types of indirect central heating systems.

General purpose treatment for total protection against scale and corrosion. For use in all types of indirect central heating systems, including those containing aluminium. Non-acidic. 1 Year Guarantee Ensures Optimum Boiler Efficiency Protects against...

Provides protection for clean central heating systems against limescale and corrosion, ensuring maximum efficiency and minimising fuel usage. Suitable for use in all types of indirect central heating system. Multi-location application combined with twist...