Product Review

Stops Cooling System Leaks. The easiest Head Gasket and Radiator Sealant to use. Mixes with anti-freeze and circulates to seal gaskets and fill porosity and small cracks. The Number One Choice in any Climate, from extreme heat to the freezing cold. All Weather Seal is versatile and effective. Non-metallic formula scientifically created in the 60's. It's been used by professionals to stop and prevent engine cooling system leaks for decades. It's now available to everyone. Great for commercial vehicles, used cars, industrial applications, etc. Gas, diesel, propane, any engine with a liquid cooling system can benefit by using All Weather Seal by Irontite.