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Bar’s Leaks® Original Rhizex® Formula Cooling System Radiator Stop Leak seals internal, external, and coolant-to-oil leaks. Works safely and effectively on plastic, aluminum and metal radiators, heater cores, blocks, heads, gaskets and freeze plugs. Compatible with both conventional silicate-based and extended life (OAT/HOAT) antifreeze, all types and colors. Can also be used in straight water.
Pour Stop Leak into a cool radiator. If direct access to radiator is not available, install in overflow tank. One bottle treats up to 4 gallons. Use 1/2 bottle for four cylinder engines. Fill radiator and overflow tank to proper level and reinstall cap. Drive/idle engine for 15 to 30 minutes. If leak continues, second application may be required or mechanical attention is needed. Leave Bar’s Leaks in cooling system for continued protection.
Bar’s Leaks Rhizex™ Radiator Stop Leak is the next generation of our award-winning stop leak tablets. This formula features pre-dissolved tablets to make installation a breeze. This has been proven to inhibit the formation of rust and scale, neutralize pH imbalance, control electrolysis, lubricate and seal internal, external, and coolant-to-oil leaks.
This is the same technology that’s been used right on the assembly line by OEM automakers around the world for 75+ years. This new pre-dissolved solution is the result of listening to our customers asking for an easy-to-install product that delivers the results Bar’s Leaks is known for.
Works safely and effectively on plastic, aluminum and metal radiators, heater cores, blocks, heads, gaskets and freeze plugs. Compatible with both conventional silicate-based and extended life (OAT/HOAT) antifreeze, all types and colors. Can also be used in straight water.
Imagine having the ability to mend radiator leaks from the inside, quickly getting you back on the road. That’s exactly what our dedicated team of product engineers had in mind when creating Bar’s Leaks Rhizex™ Radiator Stop Leak. This is the evolution of one of our most popular products ever.
Our Rhizex™ Radiator Stop Leak offers a true triple threat. It offers unmatched effectiveness, ensuring your radiator is back to its prime condition with zero leaking problems whatsoever. But it goes beyond that. We understand the importance of affordability and usability, so we’ve got you covered there, too.
You don’t need to be a mechanic or an automotive guru to use this product. We’ve made the process so simple that anyone can do it. Repairing radiator leaks has never been easier – no specific knowledge required.
Revive your cooling system with Bar’s Leaks Rhizex™ Radiator Stop Leak – the ultimate solution for radiator leaks.
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