Gasoila Hard-Set Thread Sealant - Red Varnish | Gasoila

Image of Hard SetThread Sealant Red Varnish - Gasoila

Gasoila Hard Set pipe thread sealant is a fast-drying red varnish sealant that assembles threaded joints permanently. This thread sealant is frequently used in auto and marine industries, as it is excellent for coating surfaces and highly resistant to gasoline and other fuels.


  • Hard-setting, fast drying, red varnish sealant
  • For use on brass, copper, stainless steel, aluminum, black pipe, tin, galvanized pipe, cadmium-plated, rubber, porcelain, wood, marble, epoxy, cork, corpreme, asbestos, plexiglass, some plastics, paper and more
  • Excellent resistance to all aliphatic, aromatic, and chlorinated solvents, naphthas, benzenes, all petroleum products, refrigerants, freons, propane, butane, kerosene, jet fuel, water, steam and more (For a complete list of compatible media, please see our Thread Sealant Application Selection Guide)
  • NOT for use on alcohol content over 20%
  • NOT for use on oxygen
  • Temperature range: -60°F to 350°F (-52°C to 178°C) (up to 550°F [290°C] intermittently)
  • Pressure range: Up to 500 psi sealing face or butt joints; to 15,000 for threaded connections
  • One year shelf life when stored at 40°F to 80°F (5°C to 27°C)
  • Flammable


Gasoila Hard Set Red Varnish Thread Sealant Ordering Information

Item Number Size Units Per Case
BT04** 1/4 pt. brush 24
BT08** 1/2 pt. brush 24
BT16** 1 pt. brush 12
FT32** 1 qt. flat top 6
FT28** 1 gallon 2
**Can only be ordered by case quantities

Warning Triangle WARNING: These products can expose you to chemicals including lead and/or DEHP and/or carbon black, which are known to the State of California to cause cancer or birth defects or other reproductive harm.  For more information go to

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