---
product_id: 323831354
title: "Dow FilmTec, TW30-1812-50HR 50 GPD TFC High Rejection Membrane for Undersink Reverse Osmosis (RO) System (Replaces Model TW30-1812-50)"
brand: "dow filmtec"
price: "13631 som"
currency: KGS
in_stock: true
category: "Dow Filmtec"
url: https://www.desertcart.kg/products/323831354-dow-filmtec-tw30-1812-50hr-50-gpd-tfc-high-rejection
store_origin: KG
region: Kyrgyzstan
---

# 50 GPD high flow rate 1.75" x 11.74" compact size NSF/ANSI Standard 58 certified Dow FilmTec, TW30-1812-50HR 50 GPD TFC High Rejection Membrane for Undersink Reverse Osmosis (RO) System (Replaces Model TW30-1812-50)

**Brand:** dow filmtec
**Price:** 13631 som
**Availability:** ✅ In Stock

## Summary

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

## Quick Answers

- **What is this?** Dow FilmTec, 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?** 13631 som with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/products/323831354-dow-filmtec-tw30-1812-50hr-50-gpd-tfc-high-rejection)

## 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

- • **Durable & Reliable:** Dow’s automated fabrication guarantees consistent, long-lasting performance
- • **Compact & Compatible:** Fits standard 2" x 12" RO housings for seamless installation
- • **Purifies 20% More Water:** Outperforms 60 psi membranes at just 50 psi for superior efficiency
- • **Certified Safety & Quality:** NSF/ANSI Standard 58 certification ensures trusted, clean drinking water
- • **Advanced Thin-Film Composite Tech:** Polyamide TFC membrane delivers industry-leading contaminant rejection

## Overview

The Dow FilmTec TW30-1812-50HR is a high-rejection, polyamide thin-film composite reverse osmosis membrane designed for undersink RO systems. Rated at 50 gallons per day and certified to NSF/ANSI Standard 58, it purifies about 20% more water than comparable membranes rated at 60 psi. Its compact 1.75" x 11.74" size fits standard housings, delivering reliable, high-quality drinking water with advanced membrane technology trusted by professionals and homeowners alike.

## Description

Dow Filmtec TW30-1812-50HR High Rejection Reverse Osmosis Membrane This membrane is rated at 50 Gallons per Day. If you have chlorinated water, we recommend you use a Carbon/Sediment Pre Filter. The residual chlorine in municipal or city water will destroy the Thin Film Composite (TFC) membrane. Dow Filmtec TW30-1812-50HR Reverse Osmosis Membrane elements are for home drinking water. The industry's most reliable advanced membrane technology and automated fabrication, allow these elements to deliver consistent performance that equipment suppliers, water treatment dealers and residential customers can rely on. This membrane size is 1.75-inch x 11.74-inch and fits in standard size approximately 2-inch x 12-inch pressure vessels. The industry's most reliable for home drinking water is the Filmtec reverse osmosis membrane elements. Advanced membrane technology and automated fabrication in the Filmtec reverse osmosis membrane allow these elements to deliver consistent performance for all customers. Filmtec reverse osmosis membrane TW30-1812-50HR element is NSF/ANSI Standard 58 listed. Filmtec home drinking water elements are rated at 50 psi and will purify about 20% more water than competitive elements rated at 60 psi. Because of environmental factors actual production may vary.

## Features

- Polyamide Thin-Film Composite (TFC), 1.75 inches (dia) x 11.74 inches (lenght)
- Rated at 50 psi and purifies about 20% more water than elements rated at 60 psi
- Dow genuine membrane element, NSF/ANSI Standard 58 certified
- International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07XCFY3S5 |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 1,038,609 in DIY & Tools ( See Top 100 in DIY & Tools ) 940 in Replacement Under-Sink Water Filters |
| Colour | Blue |
| Date First Available | 2 Mar. 2018 |
| Item Package Quantity | 1 |
| Item Weight | 181 g |
| Item model number | TW30 – 1812 50 |
| Manufacturer | Dow FilmTec |
| Material | Plastic |
| Number of Pieces | 1 |
| Part Number | TW30-1812-50HR |
| Product Dimensions | 4.44 x 29.82 x 4.44 cm; 181 g |
| Shape | Round |
| Temperature Range | 113 Degrees Fahrenheit |

## Product Details

- **Brand:** Dow Filmtec
- **External testing certification:** NSF
- **Material:** Plastic
- **Product benefits:** chlorine
- **Product dimensions:** 44D x 44W x 298H millimetres

## Images

![Dow FilmTec, 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)
![Dow FilmTec, TW30-1812-50HR 50 GPD TFC High Rejection Membrane for Undersink Reverse Osmosis (RO) System (Replaces Model TW30-1812-50) - Image 2](https://m.media-amazon.com/images/I/510Hlb1s85L.jpg)
![Dow FilmTec, TW30-1812-50HR 50 GPD TFC High Rejection Membrane for Undersink Reverse Osmosis (RO) System (Replaces Model TW30-1812-50) - Image 3](https://m.media-amazon.com/images/I/619Am3y54eL.jpg)
![Dow FilmTec, TW30-1812-50HR 50 GPD TFC High Rejection Membrane for Undersink Reverse Osmosis (RO) System (Replaces Model TW30-1812-50) - Image 4](https://m.media-amazon.com/images/I/61eaExkqxWL.jpg)
![Dow FilmTec, TW30-1812-50HR 50 GPD TFC High Rejection Membrane for Undersink Reverse Osmosis (RO) System (Replaces Model TW30-1812-50) - Image 5](https://m.media-amazon.com/images/I/61gDUTTk9yL.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)
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*Product available on Desertcart Kyrgyzstan*
*Store origin: KG*
*Last updated: 2026-02-16*