Central Heating Treatment
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Sentinel Internal Leak Sealer 1L
Ref: HCHE038
- Ideal for sealing small leaks or weeping joints
- For use on all indirect central heating systems
- Non-toxic & non-irritant
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Sentinel Leak Sealer Rapid-Dose 300ml
Ref: HCHE039
- Leave-in additive for small leaks or weeping joints
- Can be used on all types of indirect central heating systems
- Will not cause blockages