---
product_id: 411761230
title: "7000000623 Marine Adhesive Sealant - 10 oz., White"
brand: "3m"
price: "€ 82.07"
currency: EUR
in_stock: true
reviews_count: 5
category: "3 M"
url: https://www.desertcart.de/products/411761230-7000000623-marine-adhesive-sealant-10-oz-white
store_origin: DE
region: Germany
---

# Extended working time Permanent waterproof bond 48h handling strength 7000000623 Marine Adhesive Sealant - 10 oz., White

**Brand:** 3m
**Price:** € 82.07
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal it once, seal it right — the marine pro’s secret weapon!

## Quick Answers

- **What is this?** 7000000623 Marine Adhesive Sealant - 10 oz., White by 3m
- **How much does it cost?** € 82.07 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/411761230-7000000623-marine-adhesive-sealant-10-oz-white)

## Best For

- 3m enthusiasts

## Why This Product

- Trusted 3m brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Work at Your Pace:** Generous working time lets you perfect every seal without rush or stress.
- • **Fast Initial Strength:** Achieves handling strength in just 48 hours, so you can move forward with confidence.
- • **Flexible Polyurethane Power:** Tough yet flexible polymer adapts to movement without cracking or losing grip.
- • **Unmatched Marine-Grade Durability:** Industry-trusted for 50+ years, ensuring your projects withstand the toughest aquatic conditions.
- • **Waterproof Confidence Above & Below Waterline:** Seals flawlessly on fiberglass and wood, keeping leaks at bay no matter the environment.

## Overview

3M 7000000623 Marine Adhesive Sealant is a professional-grade, waterproof polyurethane sealant designed for permanent bonding above and below the waterline. Trusted for over 50 years, it offers extended working time and reaches handling strength in 48 hours, making it ideal for sealing fiberglass and wood surfaces in demanding marine and home applications.

## Description

3M 7000000623 Marine Adhesive Sealant - 10 oz., White

Review: Great sealant - used to reseal around my pool skimmer and also some leaking waders
Review: Missing Applicator

## Features

- Permanent bonding – above and below the waterline
- Industry standard for over 50 years
- Offers extended working time
- Achieves handling strength in 48 hours
- Tough and flexible polyurethane polymer forms strong bonds

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00AZA3DY0 |
| Best Sellers Rank | #193,894 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #875 in Hardware Sealers |
| Brand | 3M |
| Brand Name | 3M |
| Color | No Color |
| Colour | No Color |
| Customer Reviews | 4.0 out of 5 stars 337 Reviews |
| Full Cure Time | 5 Days |
| Full cure time | 5 Days |
| Included Components | 3M 7000000623 Marine Adhesive Sealant - 10 oz., White |
| Initial Hardening Time | 48 Hours |
| Initial hardening time | 48 Hours |
| Item Form | Liquid |
| Item Type Name | 3M 7000000623 Marine Adhesive Sealant - 10 oz., White |
| Item Weight | 0.9 Pounds |
| Item height | 1.7 inches |
| Item weight | 0.9 Pounds |
| Liquid Volume | 10 Fluid Ounces |
| Liquid volume | 10 Fluid Ounces |
| Manufacturer | 3M |
| Material Type | Polyurethane |
| Surface Recommendation | Fiberglass, Wood |
| UPC | 638060094990 |
| Unit Count | 10 Fluid Ounces |
| Water Resistance Level | Waterproof |

## Product Details

- **Colour:** No Color
- **Brand:** 3M
- **Item weight:** 408 g
- **Liquid volume:** 10 Fluid Ounces
- **Full cure time:** 5 Days

## Images

![7000000623 Marine Adhesive Sealant - 10 oz., White - Image 1](https://m.media-amazon.com/images/I/51hZGj4DiXL.jpg)

## Questions & Answers

**Q: Can i use this to seal my rv?**
A: depends what you are sealing on your Rv, but I can see a lot of areas were you could use this product on your RV as RV's are made of fiberglass and a lot alike a boat.

**Q: Can this product be used on marine vinyl flooring?**
A: yes. works on almost anything.  best on market.

**Q: Stitch and glue? Coverage?**
A: Coverage with anything all depends on the thickness you use. That’s about all
I can tell you, I use it on the hull of a boat for making a water tight seal. Of transducers Ect. It’s great for that. I have used this product for well over 30 yrs for just those purposes. I guess it could work on some plumbing applications you would have to try it . That’s about all
I can say

**Q: Will this sealant bond lpe wood (which I understand has natural oils in it)?**
A: Yes it will

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great sealant - used to reseal around my pool skimmer and also some leaking waders
*by A***R on 24 December 2025*



### ⭐ Missing Applicator
*by D***R on 6 April 2025*



### ⭐⭐⭐⭐⭐ Tried and true adhesive sealant for marine use or anywhere you need a permanent mounting
*by J***K on 30 April 2025*



## Frequently Bought Together

- 3M 7000000623 Marine Adhesive Sealant - 10 oz., White
- 3M Marine Adhesive Sealant Fast Cure 4200 (06560) – Semi-Permanent Flexible Adhesive Sealant for Boats and RVs, White, Flexible Bonds, Underwater-Safe, 295 mL Cartridge

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**Shop now:** [https://www.desertcart.de/products/411761230-7000000623-marine-adhesive-sealant-10-oz-white](https://www.desertcart.de/products/411761230-7000000623-marine-adhesive-sealant-10-oz-white)

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*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-02-09*