The Best Cooling System Seal Tabs

ACDelco Cooling System Seal Tabs are designed with a non-toxic organic formula for use in radiator systems to seal and prevent leaks due to casting porosity in engine components. The tabs dissolve to lubricate internal components and seal coolant leaks. ACDelco Cooling System Seal Tabs also inhibit the formation of rust and scale, neutralize pH imbalances, and control electrolysis.

We all love using our tablets these days — reading, gaming, surfing the web, you name it! Unfortunately, that kind of tablet won’t be able to fix your leaky radiator. Like so many of the parts on your vehicle, your radiator needs regular maintenance to remain in tip-top condition. When you need radiator leak repair, you may be picturing a time-consuming and expensive trip to the mechanic. But, with Bar’s Leaks, that doesn’t have to be your reality when searching to repair a radiator leak. Our product engineers created these Bar’s Leaks Radiator Stop Leak Tablets to repair radiator leaks from within so you can get back on the road in no time. These tablets might not be able to surf the web, but they are definitely more powerful than you think. But what our radiator leak repair tablets offer in effectiveness, they don’t sacrifice in usability or affordability. In fact, you need no special automotive expertise to apply our tablets to repair radiator leaks. Our Radiator Stop Leak Tablets inhibit the formation of rust and scale, neutralize pH imbalance, control electrolysis, lubricate and seal internal, external and coolant-to-oil leaks. Imagine getting that range of effectiveness in a product you can buy off the shelf rather than through service only a mechanic can provide. In fact, this is the same product that’s been used right on the assembly line by OEM automakers around the world for 30+ years. This solution is the result of careful research and testing on the part of our team of top-flight chemical engineers. They work each day to improve existing products like our radiator leak repair tablets, as well as to develop new products to keep up with the latest in automotive innovations and technologies. Your leak’s days are numbered. Pick up a pack at your nearest auto parts store and make sure you watch our how-to video for an easy step-by-step installation process.

Bar’s Leaks Liquid Aluminum Stop Leak seals radiator leaks. Seals freeze plug leaks. Repairs gasket leaks and heater core leaks. Lowers water temperature.

If you are a car enthusiast and know your way around under the hood, you might want to try our professional-series DiFM Professional Cooling System Treatment tablets. They are the perfect product to use any time you are servicing the cooling system, including parts replacement, flush and fills. This product inhibits the formation of rust and scale, keeps the system clean, neutralizes pH imbalance, controls electrolysis, lubricates and seals internal, external and coolant-to-oil leaks. These tablets fully dissolve in minutes and are harmless to ALL plastic, metals, aluminum, hoses and connections. It’s the strongest and most innovative treatment we make. We engineer our products to be the fastest and safest to use, so you can rest assured that these tablets will successfully protect your vehicle’s cooling system. Give them a try and get your show back on the road. But one of the best things about our cooling system treatment is that you don’t have to be a car expert to use it. At Bar’s Leaks, we specialize in developing coolant seals and other automotive solutions that are fast, effective, affordable and straightforward for everyday drivers to use. If you see a puddle underneath your car and worry about the time and money it’ll take to fix, Bar’s Leaks is your source for cooling system treatments and other products. Our coolant seal treatment inhibits the formation of rust and scale, keeps the system clean, neutralizes pH imbalance, controls electrolysis and lubricates and seals internal, external and coolant-to-oil leaks. These tablets fully dissolve in minutes and are harmless to ALL plastic, metals, aluminum, hoses and connections. It’s the strongest and most innovative treatment we make. We engineer our products to be the fastest and safest to use, so you can rest assured that these tablets will successfully protect your vehicle’s cooling system. We offer a team of top-flight chemical engineers who are always looking for ways to improve our cooling system treatment seal and other products in service to everyday drivers like you. Before you spend the time and money to visit a mechanic for a coolant seal or treatment, discover an affordable and effective option through Bar’s Leaks. Give us a try and get your show back on the road.

K-Seal 8 fluid ounce bottle is effective to 20 quarts cooling capacity. Just shake, pour and go. It repairs leaks and cracks in radiator, head gasket, heater core, freeze plugs, water pump casing, cylinder heads and engine blocks.

Permatex Aviation Form-A-Gasket No. 3 Sealant is a slow-drying, non-hardening brush-top sealant approved for use in aviation as well as automotive applications. Gasoline, oil and grease resistant, it has a temperature range of -65 degrees fahrenheit to 400 degrees fahrenheit. Suggested applications include close-fitting machined surfaces, sealing hoses, and solid gaskets. When a chemical gasket is not an option, Permatex offers a wide range of gasket sealants suitable for applications on both import and domestic vehicles of any model year or performance caliber.

Radiator leaks can be overwhelming, especially when you don’t have the time or the money to take your car to the shop. Many first discover these seal coolant leaks when they walk out to their car and notice a puddle sitting beneath it. The initial reaction is to assume that the leak will create an expensive visit to the garage, not to mention the inconvenience of going without your car during the repair. Well, it’s time to ease your worries, because we have created a fast and easy-to-use product that seals internal, external and coolant-to-oil leaks. Our Bar’s Leaks Pelletized Radiator Heavy Duty Stop Leak is specially formulated to seal larger leaks better than other stop leak products. You’ll find plenty of powder formula radiator stop leak products on the market, but you won’t find a seal coolant leak solution that beats ours in effectiveness. Our Pelletized Radiator Heavy Duty Stop Leak is versatile, too, working safely and effectively on plastic, aluminum and metal radiators, heater cores, gaskets and freeze plugs. It also has a water pump lube that lubricates water pump seals and inhibits the formation of rust and scale. Simply put, it’s the fast, effective, easy-to-use powder formula radiator stop leak that’s just as simple and straightforward for a regular driver as for an experienced mechanic. Convenient solutions to seal coolant leaks shouldn’t be limited to just those with advanced automotive knowledge, which is why each product in our catalog is designed to meet the needs of anyone who gets behind the wheel of a vehicle. In under an hour, you can quickly and easily solve that once-dreaded leaky radiator. Give it a try and get your car back on the road in no time.

It’s part of life: older cars, trucks, vans, SUVs and even RVs can develop larger leaks in their radiators and intake manifolds. If you’ve tried regular stop leak products, you know they are not powerful enough to stop these larger leaks. If you visit the service center down the street, you know just how expensive it can be to repair an intake gasket leak through a mechanic. Isn’t there a better way? There should be, which is why Bar’s Leaks designed the Liquid Copper Block Seal Intake & Radiator Stop Leak. This one-step sealer was designed to quickly and safely stop these overwhelming leaks. When you’re experiencing a mild to moderate intake gasket seal leak, discover the fast, effective, inexpensive power of liquid copper. What does it do? Our formula permanently repairs larger leaks in radiators, intake manifolds and gaskets, heater cores, blocks, heads and freeze plugs. It contains an antifreeze-compatible sodium silicate liquid glass formula, so no draining of the cooling system is required. Not to mention, it will not harm the cooling system when used properly. The intake gasket seal you’ve been looking for is far more effective, easy to use, and less expensive than you’ve ever imagined. This is why Bar’s Leaks exists: To offer imminently usable, low-cost intake gasket seal and other products to auto owners who have no special experience or expertise. You’ll find plenty of options when searching for products to fix an intake gasket leak. While our competition may claim to stop the leak quickly, their products don’t always perform as advertised and they sometimes make things worse. Their stop leak products can’t get your car back on the road like Bar’s Leaks — that’s why we’ve been the most trusted stop leak brand since 1947. Throughout our long history of serving car owners like you, we’ve used a team of dedicated chemical engineers to constantly develop and refine products that are safe, fast and effective in stopping intake gasket leaks and other automotive problems — including liquid copper and much more. Make sure to watch Bobby and Caitlin in our handy how-to video so you can become a “three-minute mechanic” and finally take control of that leak.

Bar’s Leaks Cooling System Repair has twice the performance of other products by not only stopping cooling system leaks, but adding future protection. Reinforced with carbon fiber. The result is reduced coolant temperature, antifreeze loss and no leaks or overheating. Works with all types and colors of antifreeze coolant and/or water.