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Frequently Asked Questions

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Irontite Sealant Questions

  • How does Ceramic Seal work?
  • How does All Weather Seal work?
  • Aren't all Engine Cooling System Flush Products about the same?
  • I've had a bottle of All Weather Seal sitting in my shed for a couple years, is it still OK to use?
  • When treating with Ceramic Motor Seal do I leave the heater turned on full or should I leave it closed off?
  • Will ThoroFlush remove [some other brand stop leak] so I can try using either Ceramic Motor Seal or All Weather Seal?
  • Can I use All Weather Seal along with another product?
  • How do I figure out which sealer I should use?
  • If I use the All Weather Seal and it doesn't fix my leak can I go back and use the ceramic sealer?
  • Do I need a full 16 ounce bottle of AWS in my 4 cylinder car with a 2.5 gallon capacity?
  • What if I have already used another brand of sealer?
  • My tractor does not have a circulating pump for the cooling system. Is there any advantage to using ThoroFlush in it and will All Weather Seal work in this vehicle?
  • I am about to use your all weather sealer. I was just curious it it is harmful to turbo cars or if it ok to use?
  • Do Irontite Sealant Products clog the heater core?
  • The Instructions say to use ThoroFlush for 10 minutes. If I think my cooling system is extra dirty should I leave ThoroFlush in for 20 or 30 minutes to be certain that I've cleaned it well?
  • I used the All Weather Seal to fix a coolant leak. It worked well, but now I don't get any heat when I turn on the cars heater.
  • How should I responsibly dispose of your products after use?
  • Do your Sealant Products require any special handling as a hazardous waste product?
  • Will All Weather Seal fix a Heater Core?
  • I don't have a radiator cap, should I pour the Irontite Sealant into the overflow jug?
  • Will Irontite Sealant Products fix a head gasket leak?
  • Will Irontite Sealants damage or adversely affect my cooling system thermostat?
  • My newer model vehicle has a filter system as part of the cooling system. Can I still use either the All-Weather Seal or the Ceramic Seal?
  • What type of sealant should I use when installing sleeves?
  • Can Thoro-Flush be used to clean out heater core only?
  • Does Irontite All Weather Seal work with Evans Waterless Coolant?
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Diesel tooling questions

  • How does Irontite diesel tooling compare to other tooling, like OEM?
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When used as directed, Irontite’s All Weather Seal and Ceramic Seal will permanently stop most leaks in engine coolant systems caused by surface cracks in the radiator, engine block, cylinder head and/or gaskets. Severe cracks or holes in the coolant system may be too large to seal. Upon effectively stopping a coolant system leak, the company guarantees that those identifiable leaks will remains sealed for at least a 6 month period of time or your money back. Should a successfully sealed leak reappear, the customer should contact Irontite.

TO MAKE A CLAIM:

  • Download the claim form
  • Print the form and complete it in full. Include a copy of your receipt, a one pint sample of your vehicles coolant and certification from a licensed automotive repair facility stating that the previously sealed leak has failed to hold.
  • Mail the form and the supplement items listed back to the address shown on the form.

Irontite Thoro-Flush Radiator and Engine Cleaner will effectively loosen and remove built up rust, scale and sludge from an engine cooling system to improve coolant system performance.