• Long 'n Strong

Long ‘n Strong


Comes with BPO Cream Hardener for curing.



Long ‘N Strong™ Long Strand Fiberglass Filler.  Long ‘N Strong is the super strong long-strand reinforcing compound that restores and repairs with extra long strands of fiberglass for maximum bonding power and unparalleled strength. 

  • Superior strength and durability
  • Ideal for use on large, rusted-out metal, cracked or shattered fiberglass
  • Rustproof. Waterproof.


MIX: 2% by weight (50:1 ratio) with supplied cream hardener. 

SUBSTRATE: Metal. Aluminum. Fiberglass. Wood. Masonry. Concrete. 

SUGGESTED USE: Rust repairs. Repair cracks and holes in fiberglass. Use on weld areas and bond seams for automotive and marine repairs.