LavaTap – Fernox F4 Express Leak Sealer 400ml - Central Heating Leak Sealer Spray for Radiator and Pipe Leak Repair, Stop Leak Solution for Sealed Systems
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Product description
- 30-Second Application Applies in just 30 seconds with no system drain-down required, helping you quickly seal leaks and restore pressure with minimal disruption.
- Low-Impact Leak Sealant Spray Powered by compressed air instead of harmful propellants, this leak sealant spray is non-flammable and comes in a fully recyclable can.
- High System Coverage One 400ml can treats up to 130 litres around 16 radiators or 250m of underfloor heating providing wide coverage for minor leaks in sealed systems.
- For Trade or DIY Maintenance Trusted by heating engineers and DIY users alike, this leak sealer makes in-system leak repair quick and hassle-free ideal for maintaining pressure in sealed systems.
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