Wynn's Car Radiator Stop Leak Sealant Antifreeze Coolant Repair Additive

Wynn’s Radiator Stop Leak is a unique blend of non-ferrous fibres and surface active agents which combine to plug hairline cracks and pinholes
associated with cavitation pitting and corrosion.
It will not cause any blockage of the radiator core or cooling matrix, nor will it harm any cooling system components.
Radiator Stop Leak is compatible with all Ethylene Glycol and OAT coolants as well as Aluminium and rubber hose safe.
It is recommended that Wynn’s Radiator Stop Leak is carried in recovery vehicles as an essential emergency repair item.

Wynns Radiator Stop Leak

Compatible withnall coolants and anti-freeze. Radiator stop leak will seal small leaks without damage to rubber hoses , gaskets or other system components.

Formulated to stop and prevent leaks in the radiator and cooling system , protect against rust and corrosion and to lubricate the water pump.

Note . Radiator stop leak will not repair broken or split hoses.