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โ Seal your legacy with 3M Marine 5200 โ where strength meets flexibility!
3M Marine 5200 Adhesive Sealant is a high-performance polyurethane sealant designed for marine and industrial use. It delivers exceptional strength and flexibility, maintaining a watertight seal above and below the waterline. Resistant to saltwater, weathering, and structural stress, it cures fully in 5-7 days and is easy to apply without sagging. Trusted by professionals worldwide, itโs ideal for bonding and sealing wood, fiberglass, and metal in demanding environments.



| ASIN | B0000AY6AO |
| Best Sellers Rank | #40,875 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #181 in Hardware Sealers |
| Brand | 3M |
| Brand Name | 3M |
| Colour | White |
| Compatible Material | Wood |
| Country of Publication | USA |
| Customer Reviews | 4.6 out of 5 stars 2,452 Reviews |
| Item Dimensions | 12.2 x 22 x 3.4 Centimeters |
| Item Form | Paste |
| Item Weight | 0.14 Kilograms |
| Item dimensions L x W x H | 12.2 x 22 x 3.4 Centimeters |
| Manufacturer | 3M |
| Manufacturer Part Number | 051135052037 |
| Model | 5203 |
| Number of Items | 1 |
| Style | polyurethane |
| Style Name | polyurethane |
| Surface Recommendation | wood |
| Water Resistance Level | Waterproof |
A**R
Great product
Incredible product for boats or anything that requires permanent repair or attachment. have used it on my boat and exposed to sun and weather for years, no deterioration.
D**E
Great adhesion
I used it for yard art and it works very well
C**K
Works great but messy
Works very well, it's just messy and hard to clean
S**R
excellent quality
not fast curring , but , once curred , provides fantastic results. ๐ Recommended!
F**N
Great product, tacky and viscous.
The tube/funnel it comes with is useless so be sure to have a popsicle stick or q tip readily available so you can apply the adhesive. Other than that the adhesive works fantastic and keeps the water out of my PWC hull.
Trustpilot
1 day ago
1 week ago