---
product_id: 405402648
title: "Flex Seal Liquid, Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, Gray, 1 Gallon"
brand: "flex seal liquid"
price: "KD 61.26"
currency: KWD
in_stock: true
reviews_count: 8
category: "Flex Seal Liquid"
url: https://www.desertcart.com.kw/products/405402648-flex-seal-liquid-rubber-coating-sealant-waterproof-flexible-breathable-uv
store_origin: KW
region: Kuwait
---

# UV Resistant Formula 100% Waterproof Seal Flexible & Durable Coating Flex Seal Liquid, Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, Gray, 1 Gallon

**Brand:** flex seal liquid
**Price:** KD 61.26
**Availability:** ✅ In Stock

## Summary

> 💪 Seal it, shield it, own it — Flex Seal Liquid has you covered!

## Quick Answers

- **What is this?** Flex Seal Liquid, Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, Gray, 1 Gallon by flex seal liquid
- **How much does it cost?** KD 61.26 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.kw](https://www.desertcart.com.kw/products/405402648-flex-seal-liquid-rubber-coating-sealant-waterproof-flexible-breathable-uv)

## Best For

- flex seal liquid enthusiasts

## Why This Product

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

## Key Features

- • **DIY Power Move:** One gallon of liquid rubber that transforms any project into a professional-grade waterproof shield.
- • **Versatile Compatibility:** Works flawlessly on concrete, metal, wood, vinyl, EPDM, and more—perfect for roofs, basements, RVs, and marine use.
- • **Built to Last Under the Sun:** Advanced UV resistance keeps your surfaces looking fresh and protected, no fading or cracking.
- • **Rust & Corrosion? Not on Your Watch:** Chemical-resistant formula prevents rust and corrosion, extending the life of your repairs.
- • **Watertight Protection, Anytime, Anywhere:** Brush, roll, dip, or pour for a seamless rubberized barrier that locks out water, air, and moisture.

## Overview

Flex Seal Liquid is a 1-gallon, gray liquid rubber coating designed for waterproofing and protecting a wide range of surfaces. Its flexible, breathable, and UV-resistant formula creates a durable seal that prevents water, air, rust, and corrosion damage. Ideal for roofs, basements, RVs, marine applications, and more, it applies easily by brushing, rolling, dipping, or pouring, delivering professional-grade results with a 1-year limited warranty.

## Description

Flex Seal 3.8L Liquid Rubber Sealant Coating in a Can - Gray

Review: Leaking concrete walkway - We had a leaking concrete walkway at our business and it was upstairs and water leaking through the concrete through the ceiling, used this and it worked! Stopped the water
Review: Good product - Works like it says. Ordered two gallons. One came busted open (a regular theme in the reviews) but desertcart made it right

## Features

- Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!
- Use anywhere you need a watertight, flexible rubberized coating
- Goes on smooth and covers fast, sealing out water, air and moisture
- UV Resistant
- Prevents rust and corrosion. Chemical resistant

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07B6CWHTW |
| Best Sellers Rank | #59,173 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #222 in Hardware Sealers |
| Brand | Flex Seal Liquid |
| Brand Name | Flex Seal Liquid |
| Color | Gray |
| Compatible Material | Rubber |
| Customer Reviews | 4.1 out of 5 stars 57 Reviews |
| Included Components | Item |
| Item Dimensions | 7.75 x 6.5 x 6.5 inches |
| Item Form | Liquid |
| Item Type Name | Liquid Rubber Sealant Coating in a Can |
| Item Weight | 11.3 Pounds |
| Item dimensions L x W x H | 7.75 x 6.5 x 6.5 inches |
| Manufacturer | Swift Response, LLC |
| Material | Rubber |
| Material Type | Rubber |
| Model | FSLFSGRYR01 |
| Number of Items | 1 |
| Part Number | FSLFSGRYR01 |
| Style | Liquid Rubber |
| Style Name | Liquid Rubber |
| Surface Recommendation | Gutter |
| UPC | 853517006573 |
| Unit Count | 128.0 Fluid Ounces |
| Warranty Description | 1 Year Limited |
| Water Resistance Level | Waterproof |

## Product Details

- **Material:** Rubber
- **Brand:** Flex Seal Liquid
- **Style:** Gray, 128 oz
- **Item Weight:** 11 Pounds
- **Item dimensions L x W x H:** 7.75 x 6.5 x 6.5 inches

## Images

![Flex Seal Liquid, Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, Gray, 1 Gallon - Image 1](https://m.media-amazon.com/images/I/81llWO1TupL.jpg)
![Flex Seal Liquid, Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, Gray, 1 Gallon - Image 2](https://m.media-amazon.com/images/I/81UKw-xt36L.jpg)
![Flex Seal Liquid, Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, Gray, 1 Gallon - Image 3](https://m.media-amazon.com/images/I/91Eoz7WUAbL.jpg)
![Flex Seal Liquid, Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, Gray, 1 Gallon - Image 4](https://m.media-amazon.com/images/I/81whZSeOkAL.jpg)
![Flex Seal Liquid, Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, Gray, 1 Gallon - Image 5](https://m.media-amazon.com/images/I/91lCGt-PWKL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Leaking concrete walkway
*by N***M on March 4, 2024*

We had a leaking concrete walkway at our business and it was upstairs and water leaking through the concrete through the ceiling, used this and it worked! Stopped the water

### ⭐⭐⭐⭐⭐ Good product
*by P***S on November 10, 2024*

Works like it says. Ordered two gallons. One came busted open (a regular theme in the reviews) but Amazon made it right

### ⭐ Product Came damaged
*by M***F on May 6, 2024*

Second time the same issue. Product Came damaged. Paint was everywhere.

## Frequently Bought Together

- Flex Seal Liquid, Liquid Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, 1 Gallon, Gray
- Flex Seal Liquid, 1 Gallon, Gray, Liquid Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry
- Pro Grade, Paint Brushes, 5-Piece, Paint Brush Set: Flat & Angle Brushes for Latex and Oil Paints, Stains, Interior & Exterior Home Improvement

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**Shop now:** [https://www.desertcart.com.kw/products/405402648-flex-seal-liquid-rubber-coating-sealant-waterproof-flexible-breathable-uv](https://www.desertcart.com.kw/products/405402648-flex-seal-liquid-rubber-coating-sealant-waterproof-flexible-breathable-uv)

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*Product available on Desertcart Kuwait*
*Store origin: KW*
*Last updated: 2026-05-18*