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โ Seal your legacy with 3M Marine 5200 โ the bond that never quits!
3M Marine 5200 Adhesive Sealant is a high-performance, waterproof polyurethane sealant designed for marine and industrial use. It provides an extremely strong, flexible bond that withstands structural movement, weathering, and saltwater exposure. Ideal for sealing and bonding wood, fiberglass, and metal surfaces above and below the waterline, it cures fully in 5-7 days and remains durable under shock and vibration. Trusted by professionals worldwide, it ensures permanent, resilient repairs and assemblies.



| ASIN | B0000AY6AO |
| Best Sellers Rank | #28,332 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #118 in Hardware Sealers |
| Brand | 3M |
| Brand Name | 3M |
| Colour | White |
| Compatible Material | Wood |
| Customer Reviews | 4.6 out of 5 stars 2,454 Reviews |
| Item Dimensions | 22.2 x 12.4 x 3.5 Centimeters |
| Item Form | Paste |
| Item Weight | 0.14 Kilograms |
| Item dimensions L x W x H | 22.2 x 12.4 x 3.5 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 week ago
3 days ago