---
product_id: 368846871
title: "Waterproof Membrane Uncoupling Membrane for Under Tile Underlayment Membrane, Tile Flooring PE Fabric, Waterproof Membrane Shower Membrane for Bathroom Sauna (5inch x 100Ft-42 Sq Ft)"
brand: "yzprism"
price: "€ 65.42"
currency: EUR
in_stock: true
reviews_count: 10
category: "Y Zprism"
url: https://www.desertcart.sk/products/368846871-waterproof-membrane-uncoupling-membrane-for-under-tile-underlayment-membrane-tile
store_origin: SK
region: Slovakia
---

# 20 mils ultra-thick waterproof layer 5 inch x 100 ft flexible roll Cut-to-fit DIY convenience Waterproof Membrane Uncoupling Membrane for Under Tile Underlayment Membrane, Tile Flooring PE Fabric, Waterproof Membrane Shower Membrane for Bathroom Sauna (5inch x 100Ft-42 Sq Ft)

**Brand:** yzprism
**Price:** € 65.42
**Availability:** ✅ In Stock

## Summary

> 💧 Seal the deal with YZprism — waterproofing that means business!

## Quick Answers

- **What is this?** Waterproof Membrane Uncoupling Membrane for Under Tile Underlayment Membrane, Tile Flooring PE Fabric, Waterproof Membrane Shower Membrane for Bathroom Sauna (5inch x 100Ft-42 Sq Ft) by yzprism
- **How much does it cost?** € 65.42 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/368846871-waterproof-membrane-uncoupling-membrane-for-under-tile-underlayment-membrane-tile)

## Best For

- yzprism enthusiasts

## Why This Product

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

## Key Features

- • **Durability Meets Flexibility:** High-density polyethylene ensures tear resistance and long-lasting wear, even in high-traffic or wet areas.
- • **Tailored Fit for Every Space:** Easily cut and customize the 5-inch wide, 100-foot long membrane to perfectly suit your project needs.
- • **Unmatched Waterproof Defense:** 20 mils (0.51 mm) thickness blocks moisture like a pro, protecting floors & walls from damp and mold.
- • **Versatile Indoor & Outdoor Use:** Ideal for bathrooms, kitchens, saunas, and more — compatible with tile, marble, cement, and stone surfaces.
- • **Effortless Installation & Storage:** Lightweight, foldable design makes handling and installation a breeze, saving you time and hassle.

## Overview

The YZprism Waterproof Membrane is a premium 20 mil (0.51 mm) thick high-density polyethylene film measuring 5 inches by 100 feet (42 sq ft). Engineered for superior waterproofing and moisture resistance, it prevents water seepage and mold formation under tiles and flooring. Its flexible, tear-resistant design allows easy cutting and installation across various indoor and outdoor surfaces including bathrooms, kitchens, and saunas, ensuring durable protection and a dry, healthy environment.

## Description

YZprism Waterproof Membrane Uncoupling Membrane for Under Tile Underlayment Membrane, Tile Flooring PE Fabric, Waterproof Membrane Shower Membrane for Bathroom Sauna (5inch x 100Ft-42 Sq Ft) - desertcart.com

Review: Durable and strong for waterproofing - This membrane was easy to install for waterproofing around the shower window sill in my older house. The thickness was adequate for my needs and makes it seems quite durable.
Review: Same product as overpriced competitors for a lot less - Same quality as top competitors without all the worthless line markings you pay more for. Well worth the money saving. Definitely recommend

## Features

- [ High-density PE Film ] Product size: 5inch x 100Ft; Thickness: 20 mils (0.51 mm); Total spread area: 41.67 square feet. Our products are made of high-density polyethylene materials,it has stronger waterproof and anti-seepage capabilities,High-quality materials ensure that our products have extremely high wear resistance, tear resistance and flexibility.
- [ Highly Waterproof and Moistureproof ] This waterproof tile mulch with a thickness of up to 20 mils (0.51 mm) can effectively prevent water or moisture from penetrating into wooden floors, ceramic tiles, cement or ceramic floors, and prevent tiles or floors from cracking, greatly avoiding The room is damp and mold is produced. Our products are thicker than most 8 mils products on the market. We are committed to providing customers with quality products and creating a good living environment.
- [ Free Cutting DIY ] You can freely cut the length and width of the product according to your needs and laying area. Although our tile film is 20 mils, you can cut it with scissors or a knife effortlessly.
- [ Storage and Installation ] This kind of moisture-proof and moisturizing mulch is highly flexible, and it can be easily folded to fit various spaces. You can install this shower film under the bathroom floor or wall to ensure that your bathroom, shower floor, corners and walls can keep dry for many years.
- [ Application Range ] This kind of moisture-proof and moisturizing mulch is widely used in kitchen walls, kitchen floors, shower room walls, shower room floors, bathroom walls, bathroom floors, sauna room walls, sauna room floors, etc. It can be used with marble floors, cement floors, ceramic tiles, ceramics and stone wall tiles. It is suitable for most homes and commercial places, and can be installed and used indoors and outdoors.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09B7SCJMM |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #145,798 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #55 in Flooring Underlayments |
| Color | 5inch x 100Ft-42 Sq Ft |
| Customer Reviews | 4.5 4.5 out of 5 stars (229) |
| Date First Available | July 26, 2021 |
| Item Package Quantity | 1 |
| Item Weight | 2.29 pounds |
| Manufacturer | YZprism |
| Product Dimensions | 6.8 x 6.8 x 5.4 inches |
| Size | 5inch x 100Ft-42 Sq Ft |

## Images

![Waterproof Membrane Uncoupling Membrane for Under Tile Underlayment Membrane, Tile Flooring PE Fabric, Waterproof Membrane Shower Membrane for Bathroom Sauna (5inch x 100Ft-42 Sq Ft) - Image 1](https://m.media-amazon.com/images/I/81qSiN4SjYL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Durable and strong for waterproofing
*by D***. on April 27, 2025*

This membrane was easy to install for waterproofing around the shower window sill in my older house. The thickness was adequate for my needs and makes it seems quite durable.

### ⭐⭐⭐⭐⭐ Same product as overpriced competitors for a lot less
*by D***7 on January 11, 2026*

Same quality as top competitors without all the worthless line markings you pay more for. Well worth the money saving. Definitely recommend

### ⭐⭐⭐⭐ Does the Job at Lower Price
*by J***. on October 15, 2023*

Works as advertised.

## Frequently Bought Together

- YZprism Waterproof Membrane Uncoupling Membrane for Under Tile Underlayment Membrane, Tile Flooring PE Fabric, Waterproof Membrane Shower Membrane for Bathroom Sauna (5inch x 100Ft-42 Sq Ft)
- 4 Pack Inside Waterproofing Corner Shower Seamless Membrane Corner Polyethylene Corner for Bathtub and Steam Room
- 6 Pcs Waterproofing Seal Kit, 4 Inside Waterproofing Membrane and 2 Pcs Outside Corner Polyethylene Shower Corner Seamless Membrane for Bathroom Bathtub Walls and Surrounds

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**Shop now:** [https://www.desertcart.sk/products/368846871-waterproof-membrane-uncoupling-membrane-for-under-tile-underlayment-membrane-tile](https://www.desertcart.sk/products/368846871-waterproof-membrane-uncoupling-membrane-for-under-tile-underlayment-membrane-tile)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-02-23*