Description
JM Membrane Housing 4040/8040, a RO membrane housing range supplied by Jieming International, is a range of FRP pressure vessels for 4040 and 8040 reverse osmosis membranes, with side port and end port versions from 300 to 1200 psi. UV Water Systems supplies this RO membrane housing across Oman with sizing advice, delivery and installation.

Jieming International Trading FZE was founded in Dubai in 2005 and supplies water treatment equipment across the Middle East from its Ras Al Khor warehouse. The company reports more than 20,000 JM brand FRP tanks installed in commercial and industrial projects in the region.
Why Choose This RO Membrane Housing in Oman?
Commercial and industrial RO plants in Oman run on brackish wells, tanker water and seawater. Each needs a membrane housing rated for the right pressure. Brackish plants normally use 300 or 450 psi vessels, while seawater RO needs 1000 to 1200 psi.
Key Features
- FRP construction for 4040 and 8040 elements
- Pressure ratings 300, 450, 600, 1000 and 1200 psi
- Side port (S) and end port (E) designs
- Hold 1 to 7 elements (8040) or 1 to 5 elements (4040)
- Operating temperature -10 °C to 66 °C
- End caps, clamps, saddles and spare parts available
Applications
- Brackish water RO plants
- Seawater RO plants
- Industrial process RO
- Retrofit of existing RO skids
Models and Technical Data
| Series | Membrane size | Max pressure | Elements |
|---|---|---|---|
| JM-80S (side port) | 8040 | 300 / 450 / 600 / 1000 / 1200 psi | 1–7 |
| JM-80E (end port) | 8040 | 300 / 450 / 600 / 1000 / 1200 psi | 1–7 |
| JM-40S (side port) | 4040 | 300 / 450 / 600 / 1000 / 1200 psi | 1–5 |
| JM-40E | 4040 | 300 / 450 / 600 / 1000 / 1200 psi | 1–5 |
Model code example: JM-80S-300 is an 8040 side port housing rated 300 psi (20 bar). Brand: JM (Jieming, UAE). Product type: RO Membrane Housing. Supplier in Oman: UV Water Systems, Muscat.
Sizing, Installation and Service
Choose the pressure from your feed water: 300 to 450 psi for most brackish water, 1000 to 1200 psi for seawater. The number of elements per vessel follows the plant design. Our technicians install, commission and service the equipment, and we keep common spare parts in Muscat.
Buy JM Products in Muscat, Oman
UV Water Systems (Uniqueness View LLC) is an ISO 9001:2015 certified water treatment company in Muscat with more than 14 years of experience in Oman. We design, supply and service filters, softeners, RO plants and sewage treatment systems for homes, businesses and industry. Browse more products in our shop.
Call or WhatsApp: +968 9763 7786 | Email: sales@uvwater.biz
Frequently Asked Questions
Can you replace a damaged membrane housing on my plant?
Yes. Send us the membrane size, number of elements and port type and we will match it.
Do you supply the membranes too?
Yes. We supply DuPont Filmtec, Hydranautics, LG Chem and Vontron membranes.
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