Model |
Port Size(Feedwater/Drain water/Pure water) |
Material |
1812 |
1/4" |
/4" |
1/4" |
Food graded polypropylene |
3012 |
3/8" |
/4" |
/4" |
3013 |
3/8" |
3/8" |
/4" |
3213 |
3/8" |
3/8" |
3/8" |
10"BIG |
|
1"1.5" |
|
20"BIG |
|
1"1.5" |
|
20"NORMAL |
|
1/2"3/8"1" |
|
|
Standard Size
The Membrane Solutions 1812/3012/3013/3213 Reverse Osmosis Housing, crafted to a universal size, seamlessly fits most standard-sized residential RO membranes. It's compatible with a broad range of GPD capacities, including 100, 200, 300, 400, 500, and even 800 GPD, ensuring flexibility and convenience for diverse water purification needs.
Durable Construction
Expertly crafted with FRP (Fiber Reinforced Polypropylene), this robust membrane housing stands out with its superior pressure resistance, outstanding anti-explosion capability, and noteworthy heat insulation properties. It is remarkably resilient against acids, alcohol, ammonia, oils, plating solutions, and a variety of other corrosive chemicals, promising long-lasting durability and reliability.
Efficient Leakage Protection
Engineered with a thickened unibody design and dual o-ring sealing for supreme leakage protection, this housing ensures the utmost in drinking safety, showcasing impressive compression resistance and explosion-proof strength.
Wide Application
Seamlessly integrate this reverse osmosis filtration unit into your home or office RO water system for a continuous supply of pure water. It's also perfect for DIY water filtration systems, whether for drinking purposes or concentrating maple sap, offering versatility and high performance.
Package Includes
1 x Housing,
3 x Elbow Fittings
1 x Wrench
How to Change RO Housing and Membrane?
1. Begin by turning off the feed water supply line valve to the RO system, along with the valve on the water tank.
2. Open the RO faucet to release and bleed off any pressure remaining in the system.
3. Remove the blue safety clip, push down the collect, and disconnect the tubing from the membrane housing effortlessly.
4. Utilize the wrench to skillfully remove the membrane housing cap.
5. Carefully extract the used membrane with pliers, discard it, and insert the new membrane. Place the end with two small washers into the housing first, pushing until it seats securely.
6. Once replaced, tighten the membrane housing cap securely. Reconnect the tubing and reattach the blue safety clip for a reliable setup.
Note: If difficulty is encountered when replacing the housing cap, gently twist the RO membrane to ensure it seats properly at the pure water outlet.





Sandmonk Technology Co., Ltd. (SAND.K) stands at the forefront of water environmental technology innovations. With a sophisticated international supply chain, we inject dynamic advancement into the industry, supported by our deep-rooted expertise. We deliver a comprehensive suite of one-stop services for crucial components, tailored specifically for small to medium-sized equipment manufacturers. Leveraging cross-border e-commerce, we efficiently meet the needs of global customers in developing markets.
Our leading-edge R&D capabilities, combined with robust manufacturing processes, ensure our status as trailblazers in the industry, consistently pushing the boundaries of innovation and excellence. By harnessing precise data analysis, we offer bespoke solutions for high salinity water challenges, customizing our approach to address distinct local conditions with unmatched precision and efficacy.
Our versatile solutions encompass seawater desalination, waste leachate treatment, drinking water purification, and the reuse of treated wastewater, offering an all-encompassing strategy to surmount various water challenges. Furthermore, our remarkable cost advantage distinguishes us, delivering exceptional value and excellence across the industry.

QUESTION |
ANSWER |
Are you a factory or trading company? |
Yes, we have our own factory. |
Can you offer OEM service? |
Yes, OEM is OK. |
Can I get samples from you factory? |
Sure. We are pleased to. |
What would you do if some quality problem occur? |
We will be responsible to all quality problem. |