3M Marine adhesive sealant 5200 is a one-component, high-strength, moisture-curing, gap-filling polyurethane for permanent bonding of wood, gelcoat and fiberglass. It cures to form a firm, rubbery, waterproof seal on joints and boat hardware, above and below the waterline. This product has been trusted throughout the marine industry for over 50 years.
Permanent bonding above and below the waterline
Permanent bonding above and below the waterline
Offers extended working time
Achieves handling strength in 48 hrs
Tough and flexible polyurethane polymer forms strong bonds
Capable of retaining strong bonds during vibration, swelling, shrinking or shock