---
product_id: 34430165
title: "Flex Seal Liquid Rubber Sealant Coating, Waterproof, Gray, 16 oz"
brand: "flex seal liquid"
price: "€ 52.87"
currency: EUR
in_stock: true
category: "Flex Seal Liquid"
url: https://www.desertcart.com.cy/products/34430165-flex-seal-liquid-rubber-sealant-coating-waterproof-gray-16-oz
store_origin: CY
region: Cyprus
---

# 100% Waterproof Seal Multi-Surface Compatible UV & Chemical Resistant Flex Seal Liquid Rubber Sealant Coating, Waterproof, Gray, 16 oz

**Brand:** flex seal liquid
**Price:** € 52.87
**Availability:** ✅ In Stock

## Summary

> 💪 Seal it, protect it, forget it — Flex Seal your way to worry-free surfaces!

## Quick Answers

- **What is this?** Flex Seal Liquid Rubber Sealant Coating, Waterproof, Gray, 16 oz by flex seal liquid
- **How much does it cost?** € 52.87 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/34430165-flex-seal-liquid-rubber-sealant-coating-waterproof-gray-16-oz)

## 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

- • **Seal Leaks Instantly:** Brush, roll, dip, or pour on a watertight rubber barrier that stops leaks fast.
- • **Built to Last Outdoors:** UV resistant formula protects surfaces from sun damage and harsh weather.
- • **Fast, Smooth Application:** Goes on evenly and dries quickly for a professional finish every time.
- • **Rust & Corrosion Defense:** Prevents metal decay, extending the life of your tools, gutters, and roofs.
- • **Versatile Surface Master:** Adheres seamlessly to rubber, wood, metal, concrete, fabric, and more.

## Overview

Flex Seal Liquid Rubber Sealant Coating is a 16 oz gray waterproof liquid rubber that creates a flexible, durable barrier on multiple surfaces. It offers UV resistance, prevents rust and corrosion, and can be applied by brushing, rolling, dipping, or pouring. Ideal for roofs, basements, gutters, and more, it’s a trusted solution for fast, long-lasting leak protection.

## Description

Flex Seal Liquid Rubber Sealant Coating, Waterproof, Gray, 16 oz | Stops leaks fast, brush, roll, dip or pour on, UV resistant, prevents rust, corrosion, roof, basement, RV, gutters, masonry: desertcart.com: Tools & Home Improvement

## 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 | B01GFY9X3E |
| Best Sellers Rank | #1,792 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #5 in Hardware Sealers |
| Brand Name | Flex Seal Liquid |
| Color | Gray |
| Compatible Material | Rubber, Wood, Metal, Tile, Concrete, Masonry, Fabric, Glass, Plastic, Aluminum, Porcelain, Dry Wall, Cement, Some Vinyls |
| Customer Reviews | 4.4 4.4 out of 5 stars (11,812) |
| Global Trade Identification Number | 00853517006375 |
| Included Components | Flex Seal Liquid Rubber in a Can, 16-oz, Gray |
| Item Dimensions | 4 x 3.4 x 3.4 inches |
| Item Form | Liquid |
| Item Type Name | Flex Seal Liquid Swift Response LFSGRYR16, Gray As Seen On TV, 16 OZ |
| Item Weight | 16 ounces |
| Manufacturer | Flex Seal Liquid |
| Material Type | Rubber |
| Model | FLEX SEAL - LFSGRYR16 - GRAY |
| Number of Items | 1 |
| Part Number | LFSGRYR16 |
| Style Name | Custom |
| Surface Recommendation | Roof |
| UPC | 853517006375 |
| Unit Count | 16 Fluid Ounces |
| Warranty Description | 1 Year Limited |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** Flex Seal Liquid
- **Item Weight:** 16 ounces
- **Item dimensions L x W x H:** 4 x 3.4 x 3.4 inches
- **Material:** Rubber
- **Style:** Custom

## Images

![Flex Seal Liquid Rubber Sealant Coating, Waterproof, Gray, 16 oz - Image 1](https://m.media-amazon.com/images/I/81+HdR2ohmL.jpg)
![Flex Seal Liquid Rubber Sealant Coating, Waterproof, Gray, 16 oz - Image 2](https://m.media-amazon.com/images/I/81Oq9R2IfcL.jpg)
![Flex Seal Liquid Rubber Sealant Coating, Waterproof, Gray, 16 oz - Image 3](https://m.media-amazon.com/images/I/91qZtf-CpCL.jpg)
![Flex Seal Liquid Rubber Sealant Coating, Waterproof, Gray, 16 oz - Image 4](https://m.media-amazon.com/images/I/81BAaD+8GHL.jpg)
![Flex Seal Liquid Rubber Sealant Coating, Waterproof, Gray, 16 oz - Image 5](https://m.media-amazon.com/images/I/813PajvpU8L.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Questions & Answers

**Q: Can it be painted once dried?**
A: Yes Flex Seal Liquid can be painted.

**Q: how easy is clean-up**
A: Not easy.  Some utensils can be cleaned by just wiping off with a rag.  Use gloves as it is hard to get off skin. We discarded rollers and brushes.

**Q: Is this  mold resistant?**
A: Flex Seal Liquid is mildew resistant.

**Q: can this be used as a sill seal,  i am building a shed on a concrete slab and want to seal the shed frame to the concrete**
A: can I use Flex seal on my shower floor

## Frequently Bought Together

- Flex Seal Liquid, 16 oz, 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
- Flex Seal Liquid, 16 oz, Black, Liquid Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry

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**Shop now:** [https://www.desertcart.com.cy/products/34430165-flex-seal-liquid-rubber-sealant-coating-waterproof-gray-16-oz](https://www.desertcart.com.cy/products/34430165-flex-seal-liquid-rubber-sealant-coating-waterproof-gray-16-oz)

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*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-08-21*