Features are:

• Fast cure version of 3M™ Marine Adhesive Sealant 5200
• Seals extremely strong and retains its strength while remaining flexible and allowing for structural movement.
• Won't sag or flow in vertical or horizontal seams.
• Effectively absorbs stress caused by shock, vibration, swelling and shrinking.
• Tack free in 1 hour; completely cures within 24 hours
• Ideal for applications requiring a fast, long-term seal, above or below waterline: hull to deck seams / wood to fiberglass / marine hardware / hull and stern joints

This product can handle these bonding and sealing jobs: fiberglass deck to fiberglass hull, wood to fiberglass, portholes and deck fittings, motors on fiberglass transoms, under moldings, hull seams above and below water line. Center board trunk joints. May also be used, between struts and planking, in stern joints, on deck housing, etc. Has excellent resistance to weathering and salt water.