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 offers a universal size, ensuring compatibility with the majority of standard-sized residential RO membranes, including various capacities such as 100 GPD, 200 GPD, 300 GPD, 400 GPD, 500 GPD, and 800 GPD. This versatile fit guarantees seamless integration into your existing system, providing a hassle-free experience.
Durable Construction
Expertly crafted with Fiber Reinforced Polypropylene (FRP), this robustly designed membrane housing ensures superior pressure resistance and remarkable anti-explosion performance. Its excellent heat insulation properties add an extra layer of protection. The housing is resilient against acids, alcohol, ammonia, oils, plating solutions, and an array of corrosive chemicals, ensuring long-lasting performance in diverse conditions.
Efficient Leakage Protection
Engineered with a thickened unibody design and dual o-ring sealing, this arrangement offers exceptional leakage protection, ensuring the utmost drinking safety. This sturdy construction enhances compression resistance and provides explosion-proof strength, making it a dependable choice for all your water filtration needs.
Wide Application
Integrate this reverse osmosis filtration setup into your home or office RO water system to enjoy consistently pure water. Additionally, it serves as a valuable component for your DIY water filtration projects, whether for safe drinking water or efficiently extracting concentrated maple sap.
Package Includes
1 x Housing,
3 x Elbow Fittings
1 x Wrench
How to Change RO Housing and Membrane?
1. Shut off the feed water supply line valve to your RO system, as well as the valve on the water tank.
2. Open the RO faucet to release system pressure.
3. Detach the blue safety clip, depress the collect, and disconnect the tubing from the membrane housing.
4. Utilize the wrench to unscrew the membrane housing cap.
5. With pliers, remove the spent membrane and insert the new one. Ensure the end with the two small washers enters first, and press until it securely seats within the membrane housing.
6. Reattach and tighten the membrane housing cap, reconnect the tubing, and replace the blue safety clip.
Note: Should the housing cap prove difficult to reinstall, gently twist the RO membrane to align it properly with the pure water outlet.





Sandmonk Technology Co., Ltd. (SAND.K) is unwavering in its mission to revolutionize the water environmental technology landscape. By harnessing a sophisticated global supply chain, we drive industry innovation, fortified by our expert knowledge. We deliver a complete suite of services for critical components, tailor-made for small to medium-sized equipment manufacturers. Our strategic use of cross-border e-commerce allows us to serve global clients in emerging markets efficiently.
Our strong independent research and development capabilities, combined with our robust manufacturing processes, position us as field leaders, consistently pushing the boundaries of innovation. Leveraging detailed data analysis, we offer bespoke solutions for regions grappling with high salinity water issues, customizing our approaches to meet specific local needs.
Our solutions are versatile, covering seawater desalination, waste leachate treatment, drinking water purification, and treated wastewater reuse, providing a holistic approach to water challenges. Furthermore, our superior cost advantage distinguishes us in the industry, delivering outstanding value and quality.

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. |