---
product_id: 258795936
title: "TW30-1812-50HR 50 gpd TFC High Rejection Membrane for Undersink Reverse Osmosis (RO) System (Replaces Model TW30-1812-50)"
brand: "dow filmtec"
price: "KD 15.72"
currency: KWD
in_stock: true
url: https://www.desertcart.com.kw/products/258795936-tw30-1812-50hr-50-gpd-tfc-high-rejection-membrane-undersink
store_origin: KW
region: Kuwait
---

# 50 GPD high flow rate Shipped dry for long shelf life High rejection TFC membrane TW30-1812-50HR 50 gpd TFC High Rejection Membrane for Undersink Reverse Osmosis (RO) System (Replaces Model TW30-1812-50)

**Brand:** dow filmtec
**Price:** KD 15.72
**Availability:** ✅ In Stock

## Summary

> 💧 Upgrade your hydration game with the membrane that works smarter, not harder!

## Quick Answers

- **What is this?** TW30-1812-50HR 50 gpd TFC High Rejection Membrane for Undersink Reverse Osmosis (RO) System (Replaces Model TW30-1812-50) by dow filmtec
- **How much does it cost?** KD 15.72 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.kw](https://www.desertcart.com.kw/products/258795936-tw30-1812-50hr-50-gpd-tfc-high-rejection-membrane-undersink)

## Best For

- dow filmtec enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Compatible Design:** Fits standard 2-inch x 12-inch housings for seamless undersink integration.
- • **NSF/ANSI Standard 58 Certified:** Trusted quality and safety for your home’s drinking water.
- • **Dry-Shipped for Ultimate Freshness:** Arrives ready to install with extended shelf life—no fuss, no waste.
- • **Advanced Polyamide Thin-Film Composite:** Industry-leading membrane tech ensures superior contaminant rejection.
- • **Purifies 20% More Water at Lower Pressure:** Rated at 50 psi, outperforms 60 psi competitors for efficient hydration.

## Overview

The Dow FilmTec TW30-1812-50HR is a high-rejection, polyamide thin-film composite reverse osmosis membrane designed for undersink systems. Rated at 50 gallons per day and optimized to purify 20% more water at a lower pressure than typical 60 psi membranes, it offers reliable, NSF/ANSI Standard 58 certified performance. Shipped dry for extended shelf life and compatible with standard housings, it’s the smart choice for millennial professionals seeking efficient, clean hydration at home.

## Description

Dow FilmTec, TW30-1812-50HR 50 gpd TFC High Rejection Membrane for Undersink Reverse Osmosis (RO) System (Replaces Model TW30-1812-50)

## Features

- Polyamide Thin-Film Composite (TFC)
- Rated at 50 psi and purifies about 20% more water than elements rated at 60 psi
- Shipped dry for convenient and a long shelf life
- Free chlorine tolerance: <0.1 ppm

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Dow Filmtec |
| Model Number | TW30-1812-50HR |
| Color | blue |
| Product Dimensions | 4.44 x 29.82 x 4.44 cm; 181 g |
| Material | Polyamide thin-film composite |
| Item Weight | 181 g |

## Product Details

- **Material:** Polyamide thin-film composite
- **Product dimensions:** 1.8D x 11.7W x 1.8H centimeters
- **External testing certification:** NSF
- **Product benefits:** chlorine
- **Brand:** Dow Filmtec

## Images

![TW30-1812-50HR 50 gpd TFC High Rejection Membrane for Undersink Reverse Osmosis (RO) System (Replaces Model TW30-1812-50) - Image 1](https://m.media-amazon.com/images/I/41YbuLKGs6L.jpg)

## Frequently Bought Together

- Dow FilmTec, TW30-1812-50HR 50 gpd TFC High Rejection Membrane for Undersink Reverse Osmosis (RO) System (Replaces Model TW30-1812-50)
- Hydronix ICF-10 RO Reverse Osmosis Post Polishing, Fridge and Ice Inline Coconut GAC Water Filter, 2000 Gal, 1/4" NPT
- Hydronix SDC-25-1005 Whole House RO Reverse Osmosis Sediment Water Filter Cartridge 2.5" x 10" - 5 Micron (2 Pack)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.com.kw/products/258795936-tw30-1812-50hr-50-gpd-tfc-high-rejection-membrane-undersink](https://www.desertcart.com.kw/products/258795936-tw30-1812-50hr-50-gpd-tfc-high-rejection-membrane-undersink)

---

*Product available on Desertcart Kuwait*
*Store origin: KW*
*Last updated: 2026-02-11*