Product Description3M Marine Adhesive Sealant Fast Cure 5200 is a fast-curing version of long-trusted 3M Marine Adhesive Sealant 5200. It is a tough, flexible polyurethane for permanent bonding and sealing, ideal for use on wood, gelcoat, fiberglass, metal and more. It is recommended for interiors, below the waterline and any other places that are shielded from sunlight. Instead of 5-7 days, it typically cures in just 48 hours. Everything else is the same as the industry standard 5200 adhesive sealant that has been used and trusted for more than 50 years by marine professionals in some of the most demanding conditions on earth. It applies right from the container - no mixing is required - and cures to form a firm, flexible, waterproof seal on joints and boat hardware. Far more than a marine caulk, tough, flexible 3M Marine Adhesive Sealant 5200FC dissipates stress caused by vibration and shock and won?t crack under dynamic force. It resists saltwater, wind, weather and temperature extremes for long periods of worry-free enjoyment on the water.From the Manufacturer3M Marine Adhesive Sealant 5200 White. The adhesive sealant is extremely strong, retains its strength above or below water line. Stays flexible too - allows for structural movement. Has excellent resistance to weathering and salt water.Stress caused by shock, vibration, swelling or shrinking is effectively absorbed. Check the bonding and sealing jobs this product can handle for you: fiberglass deck to fiberglass hull, wood to fiberglass, portholes and deck fittings, motors on fiberglass transoms, under mouldings, hull seams above and below water line. Center board trunk joints. Between struts and planking. Stern joints. Deck housing, etc. Easy to apply with manual caulking gun. Remains workable with trowel or spatula up to four hours after application. Won't sag or flow in vertical or horizontal seams.About 3M Industrial Adhesives and TapesFor more than a century, 3M has applied innovation and technology to improving our customers? lives and supporting their business goals. Today the company, from its headquarters in St. Paul, Minnesota, serves industrial and commercial customers and consumers in nearly 200 countries. 3M Industrial Adhesives and Tapes include application-specific products that provide durability, strength, and special characteristics such as temperature resistance and short- and long-term protection. The 3M brand, across thousands of products, represents consistency, superior quality, and value.