---
product_id: 58068359
title: "RO Membrane - For 4″x 21″ Reverse Osmosis (RO) Membrane Housings"
brand: "industrial water equipment"
price: "฿20772"
currency: THB
in_stock: true
category: "Misc."
url: https://www.desertcart.co.th/products/58068359-ro-membrane-for-4-x-21-reverse-osmosis-ro-membrane
store_origin: TH
region: Thailand
---

# RO Membrane - For 4″x 21″ Reverse Osmosis (RO) Membrane Housings

**Brand:** industrial water equipment
**Price:** ฿20772
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** RO Membrane - For 4″x 21″ Reverse Osmosis (RO) Membrane Housings by industrial water equipment
- **How much does it cost?** ฿20772 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/58068359-ro-membrane-for-4-x-21-reverse-osmosis-ro-membrane)

## Best For

- industrial water equipment enthusiasts

## Why This Product

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

## Description

Industrial Water Equipment is the UK's largest online supplier of water treatment products, supplying to everyone at great prices! From window cleaners, car valeters and campers to large industrial food and drink companies.  These RO membranes are incredible and our customers love them! With over 30 years in the water industry we have installed them all - large, small, plastic, frp/grp. Since we have introduced this new range our technicians have been installing them on sites and they just love them. You can also buy a high quality stainless steel housing from our shop Industrial Water Equipment's new BW4021 Membranes are specifically designed for the production of pure water for a huge range of industrial applications.  The main benefits of using Industrial Water Equipment's Range of RO membranes are as follows.  Best price guaranteeBuy from Trusted professional Water Treatment company Industrial Water Equipment ltd who's tech team will advise you if required.  Directly replaces any 4" x 21" Ro membranes.  Produces less waste water  Always available from UK Stock  Low pressure required  More efficient than other more expensive membranes  Higher flow Capacities  Individually quality tested  Directly replaces Toray, Axaeon, Hydronautics and Dow membranes (plus others).  Testing Conditions:  Testing Pressure: 150psi (1.03Mpa)  Temperature of Testing Solution: 25ºC  Concentration of Testing Solution (NaCl: 1500ppm  pH Value of Testing Solution: 7.5  Recovery Rate of Single Membrane Element: 15% Operation Limits and Conditions:  Max. Working Pressure: 600psi(4.14Mpa)  Max. Feedwater Flow: 75gpm(17m3/h) (8040)  16gpm(3.6m3/h)  Max. Feedwater Temperature: 45ºC  Max. Feedwater SDI15: 5  Residual Chlorine Concentration of Feedwater: 0.1ppm Want more information? Please feel free to ring one of our technicians on 01629 55839.

## Features

- RO Membrane
- Suitable for 4" x 21" Membrane Housings
- Stocked in UK
- High efficiency

## Images

![RO Membrane - For 4″x 21″ Reverse Osmosis (RO) Membrane Housings - Image 1](https://images-eu.ssl-images-amazon.com/images/I/31ldeVxXfXL.jpg)

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**Shop now:** [https://www.desertcart.co.th/products/58068359-ro-membrane-for-4-x-21-reverse-osmosis-ro-membrane](https://www.desertcart.co.th/products/58068359-ro-membrane-for-4-x-21-reverse-osmosis-ro-membrane)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-05-14*