Login
Our website has been updated as of Dec 13, 2025.
If you are unable to login with your password,
please try the Reset Password link.
If Reset Password does not respond with the a Password Reset message, please re-register your account.
Register
Product Features
• HIGH-PERFORMANCE SEALING - Form weather-resistant, malleable bonds between dissimilar surfaces and a wide range of marine substrates like wood, fiberglass, and metal
• MULTI-PURPOSE MARINE SEALANT - This medium-strength marine sealant bonds portholes, deck fittings, rub rails, screw holes, and stanchion supports while still allowing disassembly
• FAST CURING - Formulated for fast cure and rapid results, its tack-free in 1 hr and typically cures in 24 hr
• FLEXIBLE BONDS - Durable elastomeric adhesion maintains joint movement and withstands stress caused by shock, vibration, swelling and shrinking
Description
3M™, 7000120497, Marine Adhesive Sealant, Fast Cure, Series: 4200FC, Cartridge Container, 1 fl-oz Container, Black
3M™ Marine Adhesive Sealant Fast Cure 4200FC is a multi-purpose adhesive sealant made specifically for the marine market. This medium-strength adhesive forms a weather-resistant seal that still allows for disassembly. It's unique formula reacts with moisture to cure fast, forming a tack-free skin in 1 hour and fully curing in 24. Ideal for use above and below the waterline, it reliably bonds dissimilar materials including wood, fiberglass, gelcoat, plastics, and metals. Polyurethane sealants such as this form permanently flexible, elastomeric bonds that seal against the elements, maintain joint movement, and absorb stress caused by shock, vibration, swelling or shrinking. Such durability, versatility, and flexibility prepare 3M™ Marine Adhesive Sealant Fast Cure 4200FC for tough applications like sealing portholes, deck/hull fittings, rub rail attachment, screw holes, and stanchion supports.