---
product_id: 443147663
title: "Wall & Floor Decoupling Membrane Waterproof Underlay for Wood, Tile, Ceramic - Protective, Tear Resistant, Flexible Polyethylene Material - Easy DIY Installation, Home Improvement, 30m"
brand: "nassboards"
price: "HK$3246"
currency: HKD
in_stock: true
reviews_count: 8
category: "Nassboards"
url: https://www.desertcart.hk/products/443147663-wall-and-floor-decoupling-membrane-waterproof-underlay-for-wood-tile
store_origin: HK
region: Hong Kong
---

# Water & vapour impermeable barrier 30m roll covers 12.6m² area 2mm ultra-thin yet durable membrane Wall & Floor Decoupling Membrane Waterproof Underlay for Wood, Tile, Ceramic - Protective, Tear Resistant, Flexible Polyethylene Material - Easy DIY Installation, Home Improvement, 30m

**Brand:** nassboards
**Price:** HK$3246
**Availability:** ✅ In Stock

## Summary

> 💧 Seal in style, keep moisture out—DIY waterproofing made sleek and simple!

## Quick Answers

- **What is this?** Wall & Floor Decoupling Membrane Waterproof Underlay for Wood, Tile, Ceramic - Protective, Tear Resistant, Flexible Polyethylene Material - Easy DIY Installation, Home Improvement, 30m by nassboards
- **How much does it cost?** HK$3246 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/443147663-wall-and-floor-decoupling-membrane-waterproof-underlay-for-wood-tile)

## Best For

- nassboards enthusiasts

## Why This Product

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

## Key Features

- • **DIY-Ready Flexibility:** Easily cut, shape, and install this pliable polyethylene sheet—no professional needed.
- • **Effortless Installation:** Anchors securely with thin-set mortar thanks to dual-sided fabric layers, making your project seamless and fast.
- • **Tear-Resistant Strength:** Crafted from premium polyethylene and polypropylene fabric for long-lasting durability and protection.
- • **Universal Compatibility:** Perfect for wood, tile, ceramic, stone, and more—ideal for bathrooms, kitchens, and commercial spaces.
- • **Ultimate Moisture Defense:** Protect walls & floors from water damage and tile cracks with a high-grade waterproof membrane.

## Overview

Nassboards’ 2mm ultra-thin decoupling membrane offers a robust, waterproof barrier designed for walls and floors in moisture-prone areas. Made from tear-resistant polyethylene with polypropylene fabric layers, this 30m roll covers 12.6m² and is compatible with wood, tile, ceramic, and stone surfaces. Engineered for easy DIY installation, it prevents tile cracks and water damage, ensuring long-lasting protection and professional results without the cost.

## Description

Introducing the Ultra-Thin, Waterproof Decoupling Membrane, Brought to you by Nassboards, the experts of DIY home improvement! Prevent tile cracks and ensure the longevity of your floors with the right protective, water and vapour impermeable barrier.Full ProtectionIn order to keep your floors and walls from gathering moisture and cracking, you need the right waterproof decoupling membrane. With this high-grade, ultra-thin membrane, your floors and walls will be protected for years to come with Nassboards Decoupling Membrane.Top-Grade MaterialThe polyethylene and propylene fabric material used to create this decoupling membrane is fully waterproof as well as tear-resistant, pliable, and sturdy. Like all Nassboards products, this ultra-thin decoupling membrane is designed for efficacy and longevity.Quick & Easy ApplicationThis Decoupling Membrane is DIY-friendly and can be installed quickly and easily. This product features a layer of propylene fabric on the top and bottom that serves as an anchor to thin-mortar. No need for a professional application, do it all yourself at home with professional results without the professional expense!Suitable for a Variety of UsesIf your floors are wood or concrete, or you're planning to lay porcelain, stone, or mosaic tile, and wish to keep water and vapour at bay, then this ultra-thin, waterproof Decoupling Membrane is the right product for you! This membrane can be cut with a knife or with scissors so you can shape it and install it to your needs.Customer SatisfactionNassboards stands behind the quality products that you purchase. So if for any reason you are not fully satisfied with your purchase, please contact Nassboards so they can make it right.Order Nassboards Ultra-Thin, Waterproof Decoupling Membrane Today, While Supplies Last!

Review: Large roll - Easy to use @
Review: Singh - Nice products no complaints

## Features

- UNDERLAY PROTECTIVE BARRIER: This Nassboards decoupling membrane can be used to line both walls and floors in rooms that experience moisture, water and vapour, such as bathrooms, kitchens and conservatories. This protective barrier is compatible with wood, tile, ceramic, or stone and is suitable for home and commercial places. The sheet form allows this membrane to be moulded and cut to any imaginable shape; making waterproofing even the most elaborately shaped shower a simple task
- HIGH-QUALITY MATERIAL: The Nassboards Decoupling Membrane is made of a specially formulated, high-grade polyethylene material. This wall and floor barrier is sturdy, tear-resistant, foldable and flexible. It can also be cut with scissors or a blade which allows for easy trimming and shaping where needed. This product comes as a rolled orange sheet measuring one metre by thirteen metres, which can cover 12.6 square metres, and is 2 millimetres thick
- WATER & VAPOUR PROOF: The Nassboards Decoupling Membrance is a pliable waterproofing membrane designed to waterproof shower and bath areas. This waterproof tile membrane can prevent water or moisture from penetrating tile, ceramic, stone or wood floor, and can even help prevent tile cracks. Waterproofing membrane has a very low water vapour permeance, making it an excellent waterproofing membrane for shower, bathroom, and steam room installations to keep your walls and floors dry for years!
- EASY DIY INSTALLATION: This Decoupling Membrance, brought to you by Nassboards, is set up for quick and easy DIY installation. This product is suitable to install inside walls or under floors and it features polypropylene fabric on both sides to anchor the membrane, allowing it to be set in place with thin-set mortar. This waterproof membrane is suitable for tile, wood and ceramic and can be cut and bent to fit any shape, making it a universal waterproofing tool
- CUSTOMER SATISFACTION: At Nassboards, we know that we only offer high-quality products that follow standards of efficacy, versatility, and DYI friendly application. We hope you are fully satisfied with your purchase of our waterproof, ultra-thin decoupling membrane. If for any reason you are dissatisfied, please contact us so we can make it right

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09WJVZ7CF |
| Best Sellers Rank | 44,295 in DIY & Tools ( See Top 100 in DIY & Tools ) 214 in Flooring Accessories |
| Colour | orange |
| Customer Reviews | 4.4 4.4 out of 5 stars (73) |
| Date First Available | 26 Mar. 2022 |
| Included Components | Membrane Underlay |
| Manufacturer | Nassboards |
| Manufacturer reference | Decoupling-Wall-Floor-Ultra-Thin-2mm |
| Material | Polyethylene and propylene fabric |
| Part Number | Decoupling-Wall-Floor-Ultra-Thin-2mm |
| Size | 30m |
| Style | membrane |

## Product Details

- **Brand:** Nassboards
- **Item form:** Sheet
- **Material:** Polyethylene and propylene fabric
- **Style:** membrane
- **Water resistance level:** Waterproof

## Images

![Wall & Floor Decoupling Membrane Waterproof Underlay for Wood, Tile, Ceramic - Protective, Tear Resistant, Flexible Polyethylene Material - Easy DIY Installation, Home Improvement, 30m - Image 1](https://m.media-amazon.com/images/I/71QJvNxVRRL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Large roll
*by B***3 on 1 November 2025*

Easy to use @

### ⭐⭐⭐⭐⭐ Singh
*by A***E on 10 April 2025*

Nice products no complaints

### ⭐⭐⭐⭐ Good
*by M***M on 21 August 2025*

Good and easy to use

## Frequently Bought Together

- Nassboards, Wall & Floor Decoupling Membrane Waterproof Underlay for Wood, Tile, Ceramic - Protective, Tear Resistant, Flexible Polyethylene Material - Easy DIY Installation, Home Improvement, 30m
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- Everbuild Aquaseal Waterproof Tanking Membrane – Flexible – Waterproof – Easy To Apply – Internal And External – Blue – 5 Litre

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-03-08*