The Leak Sealer from Sentinel is the perfect solution for fixing smaller leaks or weak joints found on all types of indirect central heating systems. Ready to apply and easy to dose formula can be added to the system within minutes. The Sentinel Leak Sealer will take care of leaks which may have occurred over time that left untreated can develop into bigger problems. Once the product is inside of the system, it will form a soft seal over the leaking areas within 24 hours. You’ll be glad to hear that it’s suitable for all types of indirect central heating systems and is compatible with other Sentinel products which may already be in the system. Features and benefits:

• Effective sealant for all minor leaks
• Easy to use and apply
• 1 litre
• Will not cause blockages within the system
• Compatible with all types of indirect central heating systems