FLEX SEAL® EPOXIES
The Ultimate in Extreme Bonding.
Our Extreme Liquid and Ultimate Putty are two-part epoxies that deliver extraordinary strength and unmatched versatility with their multi-purpose formulas. Just one gram of our Extreme Liquid can lift and hold up to 8 tons*, while our Ultimate Putty creates a bond that can lift and hold up to 4 tons*. Both form an incredibly strong bond on virtually any material. From heavy-duty repairs to precision fixes, Flex Seal Epoxies create a durable, permanent bond you can rely on for your toughest jobs.
- Extreme bonding strength of 6,000 PSI (Liquid).
- Easy to use – simple to mix and apply for quick, reliable repairs.
- Forms a durable, waterproof barrier once cured.
- Can be applied to wet surfaces, even underwater (Putty).
- Highly durable – resistant to chemicals, fuel, and impacts.
- Won’t run or drip (Putty).
- Ideal for overhead, vertical, and hard-to-reach repairs.
- Workable finish – can be molded and shaped (Putty), filed, sanded, tapped, drilled, and painted (Liquid & Putty).
- Heat resistant – withstands temperatures up to 550°F (Liquid) / 350°F (Putty) once fully cured.
- Weatherproof – designed for extreme indoor and outdoor conditions.
- Adheres to most surfaces.
- Fast setting – 3 to 6 hours (Liquid) / 15 minutes (Putty).
- Perfect for filling gaps and cracks.
- Exceptional for sealing holes (Putty).
- Color when cured: Black (Liquid) / Dark Gray (Putty).
Excellent for: Automotive, marine and plumbing repairs; home, garage and outdoor projects; furniture, appliance, tool and equipment repairs; DIY, crafts and hobbies; emergency fixes; heavy-duty and industrial use.
Bonds to: Metal, copper, plastics (PVC, ABS), wood, concrete, stone, brick, ceramic tile, fiberglass, and more.
AVAILABLE IN:
- .85 fl oz syringe (Extreme Liquid)
- Twin .5 fl oz tube package (Extreme Liquid)
- 2 oz stick (Ultimate Putty)
WARNING: California Proposition 65 Notice.
*Lift and strength tests were conducted in controlled environments for demonstration purposes only. Attempting to replicate these tests is extremely dangerous and strongly discouraged. Do not attempt.