---
product_id: 118646466
title: "Ozmosis RO Pressure Vessel Membrane 4\" x 40\" Fiberglass Housing - 1/2\" x 1/2\" Ports Industrial Grade, 300 PSI, Rust-Resistant, Complete Kit with Plastic Clamps and Brackets"
brand: "coastal water filters"
price: "$344.16"
currency: USD
in_stock: false
url: https://www.desertcart.us/products/118646466-ozmosis-ro-pressure-vessel-membrane-4-x-40-fiberglass-housing
store_origin: US
region: United States of America
---

# 300 PSI industrial strength Universal 4040 membrane fit Rust-resistant fiberglass build Ozmosis RO Pressure Vessel Membrane 4" x 40" Fiberglass Housing - 1/2" x 1/2" Ports Industrial Grade, 300 PSI, Rust-Resistant, Complete Kit with Plastic Clamps and Brackets

**Brand:** coastal water filters
**Price:** $344.16
**Availability:** ❌ Out of Stock

## Summary

> 🚰 Elevate your filtration game with industrial power and seamless fit!

## Quick Answers

- **What is this?** Ozmosis RO Pressure Vessel Membrane 4" x 40" Fiberglass Housing - 1/2" x 1/2" Ports Industrial Grade, 300 PSI, Rust-Resistant, Complete Kit with Plastic Clamps and Brackets by coastal water filters
- **How much does it cost?** $344.16 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/118646466-ozmosis-ro-pressure-vessel-membrane-4-x-40-fiberglass-housing)

## Best For

- coastal water filters enthusiasts

## Why This Product

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

## Key Features

- • **Built to Endure:** Heavy-duty fiberglass housing engineered for industrial-grade durability and rust resistance.
- • **Complete Installation Kit:** Includes O-ring end caps, stainless steel clamps, hardware, and brackets for hassle-free setup.
- • **Plug & Play Compatibility:** Seamlessly fits all standard 4040 membranes across RO, UF, and NF systems for ultimate versatility.
- • **Pressure-Proof Performance:** Handles up to 300 PSI, perfect for demanding commercial and industrial water filtration needs.
- • **Certified Quality Assurance:** NSF-certified for safety and reliability, ensuring peace of mind in every drop.

## Overview

The Ozmosis RO Pressure Vessel Membrane Housing is a 4" x 40" industrial-grade fiberglass unit designed for high-pressure water filtration systems. Rated for 300 PSI and rust-resistant, it fits all standard 4040 membranes including RO, UF, and NF types. The complete kit includes all necessary hardware for easy installation and is NSF-certified, guaranteeing top-tier durability and safety for professional and commercial applications.

## Description

Introducing FRP Fiberglass Reverse Osmosis Membrane Housing 4040 – your key to industrial-grade water treatment. This robust housing, measuring 4" x 40", is designed to deliver exceptional performance and longevity. Crafted from high-quality, rust-resistant fiberglass, it's your guarantee of durability and reliability. This housing offers universal compatibility, fitting all standard 4040 membranes, making it a versatile choice for various water treatment systems, including Reverse Osmosis (RO), Ultrafiltration (UF), and Nanofiltration (NF). Its heavy-duty construction, boasting a pressure rating of 300 PSI, can withstand the demands of high-pressure applications, ensuring efficient and consistent water treatment. Installation is a breeze with 1/2" feed and drain ports (FNPT) and 1/2" permeate ports (FNPT). The package includes O-ring end port caps, stainless clamps, stainless hardware, and brackets for a complete and secure setup. Our housing is NSF-certified, offering peace of mind that it meets stringent quality and safety standards. With dimensions of 46" tall and a 5" diameter, it's a perfect fit for standard installations.

## Features

- INDUSTRIAL STRENGTH MEMBRANE HOUSING: Our Reverse Osmosis (RO) Pressure Vessel Membrane Housing is built to last with heavy-duty industrial-grade fiberglass.
- UNIVERSAL COMPATIBILITY: Designed to fit all standard 4040 membranes, this housing is versatile and adaptable to various filtration systems, including Reverse Osmosis (RO), Ultrafiltration (UF), and Nanofiltration (NF)
- HIGH PRESSURE TOLERANCE: With a rating of 300 PSI, this membrane housing effortlessly manages high-pressure applications with unparalleled ease, making it suitable for demanding industrial and commercial settings.
- Environmental Sustainability: This RO Membrane prioritizes sustainability in material sourcing and manufacturing. Moreover, it utilizes renewable energy and minimizes waste.
- RUST-RESISTANT: Constructed from fiberglass, this housing is resistant to rust and corrosion, ensuring durability in both indoor and outdoor environments.
- INDUSTRIAL STRENGTH MEMBRANE HOUSING: Our FRP Fiberglass Reverse Osmosis (RO) Pressure Vessel Membrane Housing is built to last with heavy-duty industrial-grade fiberglass, ensuring long-lasting performance.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07NPT7STG |
| Best Sellers Rank | #977,442 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #5,407 in Replacement Under-Sink Water Filters |
| Color | White |
| Customer Reviews | 5.0 5.0 out of 5 stars (2) |
| Date First Available | February 13, 2019 |
| Item Weight | 14.2 pounds |
| Manufacturer | Coastal Water Filters |
| Material | Fiberglass |
| Number Of Pieces | 1 |
| Product Dimensions | 5 x 5 x 46 inches |
| Size | 4" x 40" |
| Special Features | Will Not Rust |

## Product Details

- **Material:** Fiberglass
- **Product Dimensions:** 5"D x 5"W x 46"H
- **Item Weight:** 14.2 Pounds
- **External Testing Certification:** NSF
- **Product Benefits:** low price, high pressure tolerance

## Images

![Ozmosis RO Pressure Vessel Membrane 4" x 40" Fiberglass Housing - 1/2" x 1/2" Ports Industrial Grade, 300 PSI, Rust-Resistant, Complete Kit with Plastic Clamps and Brackets - Image 1](https://m.media-amazon.com/images/I/215Un4PWsbL.jpg)
![Ozmosis RO Pressure Vessel Membrane 4" x 40" Fiberglass Housing - 1/2" x 1/2" Ports Industrial Grade, 300 PSI, Rust-Resistant, Complete Kit with Plastic Clamps and Brackets - Image 2](https://m.media-amazon.com/images/I/317YA4zhhpL.jpg)
![Ozmosis RO Pressure Vessel Membrane 4" x 40" Fiberglass Housing - 1/2" x 1/2" Ports Industrial Grade, 300 PSI, Rust-Resistant, Complete Kit with Plastic Clamps and Brackets - Image 3](https://m.media-amazon.com/images/I/31Z1lNACoML.jpg)
![Ozmosis RO Pressure Vessel Membrane 4" x 40" Fiberglass Housing - 1/2" x 1/2" Ports Industrial Grade, 300 PSI, Rust-Resistant, Complete Kit with Plastic Clamps and Brackets - Image 4](https://m.media-amazon.com/images/I/31gu9EfzRRL.jpg)
![Ozmosis RO Pressure Vessel Membrane 4" x 40" Fiberglass Housing - 1/2" x 1/2" Ports Industrial Grade, 300 PSI, Rust-Resistant, Complete Kit with Plastic Clamps and Brackets - Image 5](https://m.media-amazon.com/images/I/41Hhx-v--ZL.jpg)

## Frequently Bought Together

- Coastal Water Filters 4" x 40" Fiberglass Membrane Housing - Complete Kit with Plastic Clamps and Brackets
- Max Water ULP-4040 Reverse Osmosis 4" x 40" RO Membrane, 2600 GPD | ULP 4040 For Water Purification Desalination Commercial, Industrial, Agricultural | Compatible with Dow Filmtec AG4040FF, TW30-4040

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-17*