Flex Seal Aerosol | Official Site – Flex Seal® Family Of Products

Flex Seal Aerosol

/Flex Seal Aerosol
Flex Seal Aerosol 2019-02-06T16:09:32-05:00

Usage Instructions

•    Start with a clean dry surface, free of oil, grease and dirt.
•    Shake well and spray 8”-12” from surface.
•    Apply several coats until all cracks and holes are filled.
•    Allow product to dry before applying another coat.
•    If light passes through, apply additional coats.
•    Dry time depends on temperature and humidity.
•    Allow 24-48 hours for product to fully cure.
•    READ ALL SAFETY INSTRUCTIONS ON CAN BEFORE USE.

Common Uses of Flex Seal Aerosol

Flex Seal Aerosol – FAQs

Q: What will Flex Seal® adhere to? 2019-12-04T12:15:00-05:00

A: Flex Seal® will adhere to most any surface such as: wood, metal, tile, concrete, masonry, fabric, glass, plastic, aluminum, porcelain, dry wall, rubber, cement, some vinyls and so much more! Flex Seal® may not be compatible with all plastics, vinyls, or rubbers.

Buy Flex Seal Liquid Now.
Buy Flex Seal Spray

 Shop All Products 

Q: What is different about the Flex Seal Clear formula? 2019-12-04T12:33:21-05:00

A: Flex Seal® Clear coats, seals, protects and stops leaks fast! However, in order to give Flex Seal® Clear its amazing transparency, we had to make some adjustments to our formula. Therefore, Flex Seal® Clear will be slightly thinner and multiple, even coats may be needed to get the job done.

Buy Flex Seal Spray Now.
Buy Flex Seal Spray

 Shop All Products 

Q: Is Flex Seal associated with GAF? 2019-02-25T15:09:11-05:00

A: No, Flex Seal® is not affiliated with GAF and is not intended for use by Professional Roofers.

Q: Can I use it on a gasoline tank? 2019-02-25T15:10:16-05:00

A: No, Flex Seal® should not be used to seal a gasoline tank, oil tank or any other flammable material.

Q: Can I use Flex Seal® to fix radiators, tires or other areas with extreme heat and pressure? 2019-12-04T12:24:07-05:00

A: Flex Seal® and many of our other products have many uses around cars.  However, Flex Seal® is not made to withstand extreme heat or pressure.

Buy Flex Seal Liquid Now.
Buy Flex Seal Spray

 Shop All Products 

Q: Can I use Flex Seal® to seal the inside of a water tank used for drinking? 2019-12-04T12:27:13-05:00

A: We do not recommend using Flex Seal® spray on surfaces where it comes in direct contact with drinking water. However, Flex Seal Liquid® has been tested and approved for its safety around plants and animals. None of our products have been tested for use with respect to human consumption.


Buy Flex Seal Liquid Now.
Buy Flex Seal Liquid

  Shop All Products  

Q: Can I paint it on or brush it on instead of spraying? 2019-02-25T15:15:29-05:00

A: Yes. For these applications we recommend FLEX SEAL® LIQUID, the liquid rubber in a can! Now you can brush it on, roll it on, dip it or pour it anywhere you need it! For more information, regarding FLEX SEAL® LIQUID, please follow the link below:
Click Here

Q: What is Flex Seal® made of? 2019-12-04T12:21:45-05:00

A: Flex Seal® is a thick, durable, rubberized coating that is specially formulated to spray out as a liquid, then seep into cracks and holes to dry to a watertight, flexible, rubberized coating.

Buy Flex Seal Liquid Now.
Buy Flex Seal Spray

 Shop All Products 

Q: Will Flex Seal® sag or drip in the summer heat? 2019-02-25T15:23:23-05:00

A: NO, Flex Seal® will not sag or drip in the summer heat.

Q: Will Flex Seal® dry out, crack or peel? 2019-12-04T12:31:15-05:00

A: Depending on the environment, coats added, and maintenance, many people have found Flex Seal® will last for years without cracking, peeling or losing any of its strength or sealing properties.

Buy Flex Seal Spray Now.
Buy Flex Seal Spray

 Shop All Products 

Q: Can I apply Flex Seal® when it is raining? 2019-12-04T12:25:40-05:00

A: You can apply Flex Seal® during a light rain. However, Flex Seal® may take longer to dry and, a strong downpour may wash away the Flex Seal®. To ensure its longevity, we recommend you reapply Flex Seal® once the area is completely dry.

Buy Flex Seal Liquid Now.
Buy Flex Seal Spray

 Shop All Products 

Q: Can I apply Flex Seal® to a wet surface? 2019-12-04T12:20:45-05:00

A: Flex Seal® can be applied on a wet surface, or moist environment in the event of an emergency. However, Flex Seal® will always adhere better to a clean, dry surface. To ensure its longevity, we recommend you reapply Flex Seal® once the area is completely dry.

Buy Flex Seal Spray Now.
Buy Flex Seal Spray

 Shop All Products 

Q: How much pressure will Flex Seal® withstand? 2019-12-04T12:26:27-05:00

A: Flex Seal® will withstand normal water pressure such as rainwater, pool water and so on. It is not made to withstand extreme pressure, such as hydraulics, engine machinery, pressurized water, and so on.

Buy Flex Seal Spray Now.
Buy Flex Seal Spray

 Shop All Products 

Q: How much will one 14 oz can of Flex Seal® cover? 2019-12-04T12:27:39-05:00

A: One Jumbo 14 oz. Flex Seal® can will cover about 12 sq ft, depending on thickness of the layer applied. We recommend you spray the area using an even sweeping motion. Let it completely dry and apply additional coats as needed. Several even coats are better than one coat and each time you re-coat the surface you will continue to fill in any holes or cracks and the surface will be sealed.

Buy Flex Seal Spray Now.
Buy Flex Seal Spray

 Shop All Products 

Q: What colors does Flex Seal® come in? 2019-12-04T12:24:51-05:00

A: Flex Seal® comes in Black, Clear, White, Brite (bright white), Gray, Red, Yellow, Terra-Cotta, Blue, Green, Almond and Brown. Once dry, Flex Seal® can be easily painted any color.

Buy Flex Seal Spray Colors Now.
Buy Flex Seal Spray

 Shop All Products 

Q: Can I use Flex Seal® in a basement, bathroom, closet or attic? 2019-12-04T12:29:09-05:00

A: Yes, but make sure to only use Flex Seal® ONLY in a well-ventilated area, and prevent vapor buildup by opening doors and windows. Ensure fresh air entry during application and drying. Do not use near heat, sparks, pilot lights or other sources of ignition.

Buy Flex Seal Spray Now.
Buy Flex Seal Spray

 Shop All Products 

Q: How long does Flex Seal® take to dry? 2019-12-04T12:19:49-05:00

A: Apply thin and even layers, allowing time for the product to dry between coats. Depending on temperature and humidity, allow up to 24 hours between coats, and up to 48 hours to fully cure.

Buy Flex Seal Spray Now.
Buy Flex Seal Spray

 Shop All Products 

Q: How do I apply Flex Seal®? 2019-12-04T12:28:09-05:00
  • Read entire can. Wear face and eye protection, protective gloves, and clothing.
  • Make sure the area is clean, dry and free of grease, oil, and dirt.
  • Shake well: Spray 8” to 12” from surface using an even sweeping motion.
  • Apply several even coats until ALL cracks and holes have been filled.
  • Allow 24 to 48 hours to dry before applying another coat. Fully cures in 48 hours.
  • Use Flex Seal® ONLY in a well-ventilated area. When using inside, prevent vapor buildup by opening doors and windows. Ensure fresh air entry during application and drying. Do not use near heat, sparks, pilot lights or other sources of ignition.

Buy Flex Seal Spray Now.
Buy Flex Seal Spray

 Shop All Products