---
product_id: 663382219
title: "5200 Marine Sealant - Fast-Cure, High-Bond, UV-Resistant Underwater Marine Adhesive Sealant for Boats, Hulls, Decks, and RVs - with Gloves, Nozzle, White 3 oz"
brand: "fortivo"
price: "€ 33.66"
currency: EUR
in_stock: true
reviews_count: 8
category: "Fortivo"
url: https://www.desertcart.hr/products/663382219-5200-marine-sealant-fast-cure-high-bond-uv-resistant-underwater
store_origin: HR
region: Croatia
---

# 5200 PSI load bearing UV & weather resistant 24-hour full cure 5200 Marine Sealant - Fast-Cure, High-Bond, UV-Resistant Underwater Marine Adhesive Sealant for Boats, Hulls, Decks, and RVs - with Gloves, Nozzle, White 3 oz

**Brand:** fortivo
**Price:** € 33.66
**Availability:** ✅ In Stock

## Summary

> ⚓ Seal it once, sail forever — the ultimate marine bond you can trust!

## Quick Answers

- **What is this?** 5200 Marine Sealant - Fast-Cure, High-Bond, UV-Resistant Underwater Marine Adhesive Sealant for Boats, Hulls, Decks, and RVs - with Gloves, Nozzle, White 3 oz by fortivo
- **How much does it cost?** € 33.66 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/663382219-5200-marine-sealant-fast-cure-high-bond-uv-resistant-underwater)

## Best For

- fortivo enthusiasts

## Why This Product

- Trusted fortivo brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Fast-Track Your Fixes:** Achieves full cure in just 24 hours—get back on the water faster with minimal downtime.
- • **Pro-Grade Application Kit:** Includes nitrile gloves and pre-attached nozzle for clean, hassle-free, professional results every time.
- • **Sunproof & Saltproof Shield:** UV-resistant formula protects against sun damage and harsh marine elements for lasting durability.
- • **Versatility Meets Precision:** Perfect adhesion on fiberglass, gelcoat, wood, and more—ideal for hulls, decks, and RVs.
- • **Unmatched Strength, Zero Compromise:** Engineered to withstand 5200 PSI for permanent, heavy-duty marine bonds.

## Overview

The 5200 Marine Sealant is a professional-grade polyurethane adhesive designed for permanent, watertight bonds on boats, hulls, decks, and RVs. It boasts a high load-bearing capacity of 5200 PSI, cures fully within 24 hours, and offers superior UV and weather resistance. Packaged with gloves and a nozzle for easy application, it adheres flawlessly to fiberglass, gelcoat, and wood, making it the go-to sealant for durable, fast, and reliable marine repairs.

## Description

Introducing the 5200 Marine Adhesive Sealant Fast Cure, your go-to solution for professional-grade, permanent sealing in marine environments. This polyurethane-based formula creates watertight bonds on fiberglass, gelcoat, and wood, making it perfect for deck fittings, through-hull fastenings, railings, and more. Unlike most underwater caulk for pools, marine caulking, marine glue waterproof, marine 5200 sealant, 5200 marine sealant black, marine flooring adhesive, underwater adhesive, 5200 fast cure, and marine 5200 in the market, ours is designed to cure within 24 hours. It is known for its exceptionally strong, permanent bond, making it ideal for structural applications that require a long-lasting seal. It is highly resistant to physical stress and environmental factors once cured. This versatile sealant is formulated to resist weathering, saltwater, and temperature fluctuations, ensuring reliable performance in any marine setting. The 3 oz cartridge packaging ensures easy application, whether you're a professional marine technician or a DIY enthusiast. Upgrade your boat's sealing capabilities with confidence today.

Review: Great marine adhesive - Good stuff. Only product I’ll use for adhesive on my boat. I use it to seal any hull holes as well. Tries quickly also. Last a longer than the regular silicone the last guy used:-(
Review: Quick fix - Stops Leaks fast

## Features

- High Load Bearing Capacity: Engineered for heavy-duty marine applications, this 5200 marine sealant ensures permanent & secure adhesion on various surfaces. As a top marine adhesive and marine grade sealant, it provides reliable performance for all your needs.
- UV Protected, All-Weather Shield: This marine grade adhesive offers superior protection against sun damage & discoloration, maintaining sealant integrity. Ideal for marine caulking for boats, this marine sealant below waterline ensures durable sealing in the toughest environments.
- Rapid 24-Hour Cure: This marine sealant white achieves full strength & durability within a day, allowing for fast project turnaround and minimal downtime. This marine adhesive sealant is tack-free in just 2 hours, ensuring quick and reliable results.
- Versatile Marine Sealant: Suitable for use on fiberglass, gelcoat, wood, and other marine substrates, making this marine grade silicone sealant perfect for deck fittings, through-hull fastenings, and railings.
- Easy Application: Featuring a pre-attached nozzle and a pair of nitrile gloves, this marine 5200 sealant makes application simple and clean. This professional and DIYer-friendly underwater sealant is designed for hassle-free use in all your projects.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D7NNQXS5 |
| Best Sellers Rank | #33,944 in Automotive ( See Top 100 in Automotive ) #59 in RV Sealants |
| Brand | FORTIVO |
| Color | white |
| Date First Available | August 24, 2024 |
| Item Form | Paste |
| Item Weight | 6 ounces |
| Item dimensions L x W x H | 7.5 x 2.1 x 1.9 inches |
| Manufacturer | FORTIVO |
| Material | Polyurethane |
| Number of Items | 1 |
| Product Dimensions | 7.5 x 2.1 x 1.9 inches |
| Style | Industrial |
| Surface Recommendation | fiberglass, gelcoat, wood |
| Unit Count | 1.0 Count |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** FORTIVO
- **Item dimensions L x W x H:** 7.5 x 2.1 x 1.9 inches
- **Material:** Polyurethane
- **Style:** Industrial
- **Water Resistance Level:** Waterproof

## Images

![5200 Marine Sealant - Fast-Cure, High-Bond, UV-Resistant Underwater Marine Adhesive Sealant for Boats, Hulls, Decks, and RVs - with Gloves, Nozzle, White 3 oz - Image 1](https://m.media-amazon.com/images/I/71g4QBA1dEL.jpg)
![5200 Marine Sealant - Fast-Cure, High-Bond, UV-Resistant Underwater Marine Adhesive Sealant for Boats, Hulls, Decks, and RVs - with Gloves, Nozzle, White 3 oz - Image 2](https://m.media-amazon.com/images/I/81HsEzbRnZL.jpg)
![5200 Marine Sealant - Fast-Cure, High-Bond, UV-Resistant Underwater Marine Adhesive Sealant for Boats, Hulls, Decks, and RVs - with Gloves, Nozzle, White 3 oz - Image 3](https://m.media-amazon.com/images/I/81xbZ-EU+OL.jpg)
![5200 Marine Sealant - Fast-Cure, High-Bond, UV-Resistant Underwater Marine Adhesive Sealant for Boats, Hulls, Decks, and RVs - with Gloves, Nozzle, White 3 oz - Image 4](https://m.media-amazon.com/images/I/71EKMwHsMpL.jpg)
![5200 Marine Sealant - Fast-Cure, High-Bond, UV-Resistant Underwater Marine Adhesive Sealant for Boats, Hulls, Decks, and RVs - with Gloves, Nozzle, White 3 oz - Image 5](https://m.media-amazon.com/images/I/81XvGGgNrzL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great marine adhesive
*by D***N on June 24, 2025*

Good stuff. Only product I’ll use for adhesive on my boat. I use it to seal any hull holes as well. Tries quickly also. Last a longer than the regular silicone the last guy used:-(

### ⭐⭐⭐⭐⭐ Quick fix
*by J***Z on March 10, 2026*

Stops Leaks fast

### ⭐⭐⭐⭐⭐ Great waterproof adhesive that’s very strong and basically permanent.
*by H***E on June 15, 2025*

It’s a good size to work small projects. Heavy duty adhesive that can cure even when wet. Product arrived fast enough that I didn’t need to go out and run it down.

## Frequently Bought Together

- 5200 Marine Sealant - Fast-Cure, High-Bond, UV-Resistant Underwater Marine Adhesive Sealant for Boats, Hulls, Decks, and RVs - with Gloves, Nozzle, White 3 oz
- 5200 Marine Sealant - Fast-Cure, High-Bond, UV-Resistant Underwater Marine Adhesive Sealant for Boats, Hulls, Decks, and RVs - with Gloves, Nozzle, White 10 oz
- 3M Marine Adhesive Sealant 5200 - Permanent Bonding and Sealing for Boats and Marine Applications - Black - 3 Ounces

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**Shop now:** [https://www.desertcart.hr/products/663382219-5200-marine-sealant-fast-cure-high-bond-uv-resistant-underwater](https://www.desertcart.hr/products/663382219-5200-marine-sealant-fast-cure-high-bond-uv-resistant-underwater)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-03-23*