Utilizing the product on these tires can result in the foam absorbing the sealant, which means it won't be able to reach the puncture for treatment. Sure, Fix-a-Flat's FAQ states its product "will not cause harm to most tires when used as directed." But which tires aren't included in that "most tires" caveat? Well, Fix-a-Flat notes that its sealant shouldn't be used in quiet tires, as those have a layer of foam on the tread area. Tire sealants can potentially damage an otherwise repairable tire. That could cost you when it's time to replace the tire worse, the substance could even damage an otherwise repairable tire. But sealants leave goo inside the tire, and it's a real hassle for tire shop employees to get all of it off the wheel when they do a tire repair - especially if it's dried on. These products inject a sealant into your flat tire to seal the leak, and a gas to fill the rest of the tire. Reasons to NOT Repair a Flat Tire With Tire Sealant If you just don't have the time to throw on a spare, reach for that can of sealant to be on your way faster. So in some cases, you might be better off opting for that can of Fix-a-Flat, rather than trying to rush through swapping a flat for a spare. You can either camp in your car until it's light out and the tow arrives, or you can opt to use your can of sealant.Ĭhanging a tire can sometimes take more time than patching a hole with sealant.
You try to call a tow truck, and it's going to be literal hours before someone can get to you. You don't have a spare available and are stuck on the side of the road in utter darkness. Picture this: You're making a late-night trip and suddenly spring a flat tire. SEE ALSO: 24 Items Worth Buying on the Northern Tool Website
In fact, Wirecutter recommends keeping a can of Fix-a-Flat in your roadside emergency kit precisely for this reason. It's an especially good solution if you only have a small puncture and need to just patch it long enough to get to a mechanic for a tire replacement.įlat tires can happen at any time, but if you experience one in an area where you can't safely change the tire, sealant may provide a good alternative. If you are on the road and suddenly have a flat, that's when a can of sealant can be helpful. If you step out your front door one morning and discover a flat tire because of a slow leak, that's not as pressing as developing a flat tire on the road. One of the most obvious times to use a tire sealant is during an emergency.
When You Should Use a Tire Sealant Like Fix-a-Flat
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