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⚓ Seal like a pro, sail worry-free!
3M Marine Adhesive Sealant 5200 is a professional-grade, polyurethane-based sealant designed for permanent, waterproof bonding on boats and RVs. It cures fully in 5-7 days, remains flexible under vibration and shock, and resists weathering and saltwater corrosion. Ideal for use below the waterline and on multiple surfaces, this trusted sealant delivers unmatched durability and protection in demanding marine environments.



| ASIN | B0000AY6AO |
| Best Sellers Rank | #1,644 in Automotive ( See Top 100 in Automotive ) #105 in Body Repair & Restoration Adhesives |
| Brand Name | 3M |
| Color | White |
| Compatible Material | Fiberglass, Wood |
| Customer Reviews | 4.5 4.5 out of 5 stars (10,615) |
| Included Components | ADHESIVE SEALANT |
| Item Dimensions | 8.75 x 4.88 x 1.38 inches |
| Item Form | Paste |
| Item Highlight | Permanent Bonding and Sealing for Boats and RVs Above and Below the Waterline Waterproof Repair |
| Item Type Name | 3M Marine Adhesive Sealant 5200 (05203) – Permanent Bonding and Sealing for Boats and RVs – White – 3 Ounces |
| Item Weight | 0.14 kg |
| Manufacturer | 3M |
| Material Type | Plastic |
| Model | 5203 |
| Number of Items | 1 |
| Part Number | 051135052037 |
| Style Name | 5200 |
| Unit Count | 3 Fluid Ounces |
| Water Resistance Level | Waterproof |
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