Sentinel Leak Sealer - 1L

It is a straightforward and effective way to seal small leaks and weeping joints in all types of indirect central heating systems, including those containing aluminium components. It is compatible with elastomers and will not cause blockages within the system.

Easy to use and can be added to the system via the header tank or a radiator feed pipe.

Prevents leaks from developing into bigger problems.

Extends the life of the central heating system.