As soon as Radiator Stop Leak is added to the vehicle’s cooling system, its active components seal any leaks that exist up to a diameter of almost one millimetre. The cleaning effect of Radiator Stop Leak makes is ideally suited to preventing problems in the cooling system.

Radiator Stop Leakis suitable for all common cooling systems, water pumps and heating systems in all vehicles. Radiator Stop Leak has an anti-corrosive effect making it suitable for use as a preventative or for maintenance. Radiator Sealer & Conditioner Pro can be mixed with all types of ex works and after-market coolants and antifreeze.