Sentinel Hydronic Systems

Sentinel Hydronic Systems products clean, protect, and help maintain optimum performance and reliability of hydronic heating systems.

X100 Inhibitor

A general purpose treatment for total protection against scale and corrosion in all types of indirect central heating systems, including those containing aluminium.

X200 Boiler Noise Reducer

Sentinel X200 boiler noise reducer is a unique, life-long system treatment for the elimination boiler noise.

X300 System Cleaner

Flushes out flux and installation debris from new indirect central heating systems and those up to 6 months old.

X400 System Restorer

A ruthlessly efficient way to eliminate the build-up of magnetite sludge, X400 is the quick and easy way to eliminate cold spots and restore full heat emission.

X500 Inhibited Antifreeze

Provides protection against scale and corrosion in all types of indirect heating systems, including those containing aluminium components, whilst preventing freezing.