Automotive Grade, Mastic Body Sealer.

• Five .19" Thick beads x 16.5 Feet. 
• This Permagum Caulking is used in many ways during automobile assembling. 
• Ford would use this to seal air boxes, heater air intake ducts, bulkheads, body access plates, Etc.
• Same automotive grade sealer the manufacturers use! 
• Easy to use, just apply the bead around the seal surface and install the part. 
• Non hardening makes for easy removal of the part in the future.