---
product_id: 460436641
title: "Leak Stopper Rubber Flexx Sealant, 18 oz."
brand: "Leak Stopper"
price: "£13.03"
currency: GBP
in_stock: false
url: https://www.desertcart.co.uk/products/460436641-leak-stopper-rubber-flexx-sealant-18-oz
store_origin: GB
region: United Kingdom
---

# Leak Stopper Rubber Flexx Sealant, 18 oz.

**Brand:** Leak Stopper
**Price:** £13.03
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Leak Stopper Rubber Flexx Sealant, 18 oz. by Leak Stopper
- **How much does it cost?** £13.03 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/460436641-leak-stopper-rubber-flexx-sealant-18-oz)

## Best For

- Leak Stopper enthusiasts

## Why This Product

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

## Description

A revolutionary advancement in roof patching and repair. This long lasting rubberized repair is specially formulated to penetrate deep into damaged areas and stop roof leaks instantly. With the addition of liquid rubber, this flexible, high performance sealant provides a superior watertight bond that will stop problem leaks for good. Rubber Flexx is ideal for a variety of roof surfaces including shingles, metal roofs, chimneys, skylights, gutters, pipes and many other surfaces.   Stops roof leaks instantly  Seals and protects  Easy spray application  Protects against rust and corrosion

## Images

![Leak Stopper Rubber Flexx Sealant, 18 oz. - Image 1](https://i5.walmartimages.com/asr/eb97b446-5994-495d-8fc0-11a10b661ef6.93ea3b7a1d2f4842f4ae1ccd74f589cf.jpeg)
![Leak Stopper Rubber Flexx Sealant, 18 oz. - Image 2](https://i5.walmartimages.com/asr/74d76d54-a88b-4232-8269-c332fb973558.7439a13f599d379d8d196a85622ef932.jpeg)
![Leak Stopper Rubber Flexx Sealant, 18 oz. - Image 3](https://i5.walmartimages.com/asr/1da11213-3157-426d-b6d6-0c402b623cf7.3ed8f30400c134722d598926c915bb53.jpeg)
![Leak Stopper Rubber Flexx Sealant, 18 oz. - Image 4](https://i5.walmartimages.com/asr/2d0dd54b-9dbe-44b0-8010-c90c92bcb7d6.48af9eb205e772d5cd160114e3a2cf79.jpeg)
![Leak Stopper Rubber Flexx Sealant, 18 oz. - Image 5](https://i5.walmartimages.com/asr/ce5756cd-3ef1-42ff-a343-46dae52d81c1.e024c8ee3639e6ce0a8951d8dd198fb0.jpeg)

---

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**Shop now:** [https://www.desertcart.co.uk/products/460436641-leak-stopper-rubber-flexx-sealant-18-oz](https://www.desertcart.co.uk/products/460436641-leak-stopper-rubber-flexx-sealant-18-oz)

---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-06-01*