AlumAseal has been sealing radiators and colling cores for over 75 years - to stop leaks and protect against future issues
Stops leaks safely, quickly & easily.
Compatible with all antifreeze.
Safe & effective for all metal, plastic & rubber cooling parts.
Will not clog cooling systems.
net weight: 20g
Remove radiator cap after engine is off & cold
Turn heater control to hot
Pour contents of tube into radiator
Add coolant to proper level if necessary
Replace radiator cap
Drive vehicle to seal leaks