--- product_id: 120074125 title: "Membrane Solutions 3012 RO Membrane Housing Kit, Universal for Semi Commercial 200/300/400 GPD Reverse Osmosis Water Filter Systems, RO Filter Housing Wrench Fittings Set" brand: "membrane solutions" price: "8292 kr" currency: ISK in_stock: true reviews_count: 13 category: "Membrane Solutions" url: https://www.desertcart.is/products/120074125-membrane-solutions-3012-ro-membrane-housing-kit-universal-for-semi store_origin: IS region: Iceland --- # Fits 200-400 GPD membranes Leak-proof unibody design NSF-approved polypropylene build Membrane Solutions 3012 RO Membrane Housing Kit, Universal for Semi Commercial 200/300/400 GPD Reverse Osmosis Water Filter Systems, RO Filter Housing Wrench Fittings Set **Brand:** membrane solutions **Price:** 8292 kr **Availability:** ✅ In Stock ## Summary > 💧 Elevate your water game with leak-proof, universal RO housing—because clean water waits for no one! ## Quick Answers - **What is this?** Membrane Solutions 3012 RO Membrane Housing Kit, Universal for Semi Commercial 200/300/400 GPD Reverse Osmosis Water Filter Systems, RO Filter Housing Wrench Fittings Set by membrane solutions - **How much does it cost?** 8292 kr with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/120074125-membrane-solutions-3012-ro-membrane-housing-kit-universal-for-semi) ## Best For - membrane solutions enthusiasts ## Why This Product - Trusted membrane solutions brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Premium Durability:** Crafted from NSF-certified fiber reinforced polypropylene for long-lasting, chemical-free reliability. - • **Versatile Application:** Perfect for home, office, or commercial RO systems—plus DIY projects like maple sap concentration. - • **Leak-Proof Engineering:** Thick unibody housing with precision o-ring seals ensures zero leaks and explosion-proof strength. - • **Universal Compatibility:** Seamlessly fits standard 3"x12" RO membranes from 200 to 400 GPD—upgrade without hassle. - • **Complete Installation Kit:** Includes wrench and elbow fittings for a smooth, professional-grade setup right out of the box. ## Overview The Membrane Solutions 3012 RO Housing is a robust, NSF-certified polypropylene casing designed to fit most standard 3"x12" reverse osmosis membranes rated between 200 and 400 GPD. Engineered with a thick unibody and tight o-ring seals, it guarantees leak-proof, explosion-resistant performance. Ideal for residential, office, and commercial water filtration systems, it comes with all necessary fittings and tools for easy installation. ## Description Filters for Your RO System Visit the Store Filters for Your RO System Visit the Store More RO Membrane and Housings Visit the Store More RO Membrane and Housings More Pre-filters Available Visit the Store More Pre-filters Available Review: RO filter - Worked as designed. Review: Fixed my TDS issue. - Didnt think old RO membrane housjng could go bad. I was troubleshooting a case where new membranes were going from 195 tds to only 65tds after the RO unit. Finnaly tried a new RO membrane hiusjng and tds wwnt from 195 to 3 again afterwards. My old RO housing outlet must of been damaged and letting thru ‘dirty’ water where only clean water shiuld go. Cheap and easy fix. ## Features - [Fits Standard-type Light-Commercial Water Systems] Membrane Solutions 3012 Reverse osmosis housing, with a universal size, is compatible with most of the standard-sized 200/300/400 GPD membranes that measure 3" x 12". Note to confirm the flow rate of your water system before choosing a housing. - [Material Reliablity] Made of high-quality, NSF-approved polypropylene, no solvents or glues during the production process. - [Efficient Leakage Protection] Designed and manufactured with a thicken unibody and a tight o-ring sealing leakage protection to ensure compression resistance, and explosion-proof strength. - [Multi Usage Scenarios] Use a reverse osmosis filtration set to your RO water system at the home, office, or commercial areas to enjoy fresh water. You can also take it as part of your DIY water system for filtering water for drinking or getting concentrated maple sap. - [Package Includes] 3012 RO housing x 1, Wrench x 1, 3/8" Inlet Elbow Fitting x 1, 1/4” Outlet Elbow Fittings x 2, Installation Guide x 1. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07P7NXV1P | | Best Sellers Rank | #108,083 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #761 in Replacement Under-Sink Water Filters | | Brand | Membrane Solutions | | Brand Name | Membrane Solutions | | Customer Reviews | 4.4 out of 5 stars 361 Reviews | | External Testing Certification | NSF | | Global Trade Identification Number | 00850071881912 | | Item Dimensions D x W x H | 4"D x 4"W x 12.5"H | | Item Weight | 1.46 Pounds | | Manufacturer | Membrane Solutions Corp | | Manufacturer Part Number | MSROH3012 | | Material | Fiber Reinforced Polypropylene | | Material Type | Fiber Reinforced Polypropylene | | Model Number | MSROH3012 | | Number of Items | 1 | | Product Benefits | Meets industry standards, fits most 200/300/400/500 GPD reverse osmosis (R.O.) membranes | | Product Dimensions | 4"D x 4"W x 12.5"H | | Set Name | 3012 RO Membrane Housing Kit | | UPC | 850071881912 | | Unit Count | 1 Count | ## Product Details - **External Testing Certification:** NSF - **Item Weight:** 1.46 Pounds - **Material:** Fiber Reinforced Polypropylene - **Product Benefits:** Meets industry standards, fits most 200/300/400/500 GPD reverse osmosis (R.O.) membranes - **Product Dimensions:** 4"D x 4"W x 12.5"H ## Images ![Membrane Solutions 3012 RO Membrane Housing Kit, Universal for Semi Commercial 200/300/400 GPD Reverse Osmosis Water Filter Systems, RO Filter Housing Wrench Fittings Set - Image 1](https://m.media-amazon.com/images/I/61qlfo2woWL.jpg) ## Available Options This product comes in different **Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ RO filter *by M***S on November 5, 2025* Worked as designed. ### ⭐⭐⭐⭐⭐ Fixed my TDS issue. *by A***R on February 11, 2026* Didnt think old RO membrane housjng could go bad. I was troubleshooting a case where new membranes were going from 195 tds to only 65tds after the RO unit. Finnaly tried a new RO membrane hiusjng and tds wwnt from 195 to 3 again afterwards. My old RO housing outlet must of been damaged and letting thru ‘dirty’ water where only clean water shiuld go. Cheap and easy fix. ### ⭐⭐⭐⭐⭐ Perfect replacement *by R***Z on January 1, 2026* Great product exactly how described and with all the connections needed. ## Frequently Bought Together - Membrane Solutions 3012 RO Membrane Housing Kit, Universal for Semi Commercial 200/300/400 GPD Reverse Osmosis Water Filter Systems, RO Filter Housing Wrench Fittings Set - Membrane Solutions RO Membrane, 400 GPD Reverse Osmosis Membrane, 3.0"x12" Water Filter Replacement for Under Sink Home Drinking RO Water Purifier System - Malida Stainless Water Pressure Test Gauge, Water Pressure Detector for Aquarium Meter 0-1.6MPa 0-220psi Reverse Osmosis System Pump with 1/4. --- ## 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.is/products/120074125-membrane-solutions-3012-ro-membrane-housing-kit-universal-for-semi](https://www.desertcart.is/products/120074125-membrane-solutions-3012-ro-membrane-housing-kit-universal-for-semi) --- *Product available on Desertcart Iceland* *Store origin: IS* *Last updated: 2026-07-17*