Cheap Price 4 Inch SS RO Membrane Housing

Cheap Price 4 Inch SS RO Membrane Housing
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Product Details

Cheap price 4 inch SS RO membrane housing


4’’ Membrane Housing-ABS/Nylon End Cup -300PSI

End port, Stainless Steel Tri-clamp closure

Max working pressure: 300 PSI

Max working temperature: 90 ℃

Housing Material: SS304/316L

End cap material: ABS/Nylon

O-ring material: EPDM, with NSF certificate

Finish: Mechanical polishing (240 mesh, Ra<0.8)

Connet type:female thread

Model: for 4021/4040 , from 1~3 element

Main performance characteristic                                                                              

1. 4-inch RO membrane housing 1 core , 2 cores , 3 cores, 4 cores , etc.

2. The membrane housingt   tube is divided into tube , two kinds of seamless pipe.

The seam automatic welding work involved forming, weld uniform, smooth, both inside and outside surface for mirror processing. Pressure test before delivery, pressure up to 16 kg;

Seamless tube pull with forging stock directly, uniform wall thickness, not easy to leak,

do mirror processing, internal and external surface before delivery pressure test, pressure up to 25 kg.

3. In and out of nozzle connection with side in side out, side in side out two;

Specifications have 6 x4 points and 4 x4 points two kinds.

4. The head material is ABS, stainless steel.

Parameter List



Product Picture

Package& shipment


package type

suggested shipment

delivery time


carton box with protection




carton box with protection



special long models

carton box with protection




Company information

Brief Introduction of Hangzhou Shuidun Technology Co.,Ltd

Company Profile: Hangzhou Shuidun Technology Co.,Ltd was established in 2009 in 10000sqm land, and we have about 80 workers.

Certificates: ISO, 3-A

Main products: SS membrane housing, cartridge filter housing, bag filter housing, mechanical filter housing, water tank,softening vessel and so on.

Factory Pictures:



Our Advantages:  

Competitive Advance:

1.ODM, OEM service

2.Fast delivery time

3.Competitive price

4.Have our own technical team

5.Have ISO9001, 3-A certificates

6.More than 9 years’ experience


1.What products do your company production?

Stainless steel membrane housing, filter housing,Such as cartridge filter housing,sanitary filter housing, bag filter housing, ion exchange filter housing, water tank etc...

2.what kindly of machine suit for me ?

Please contact our online service or email us to let us know more details about you raw water and capacity you need .

3. can you customize per requirements of customers?

Of course. Our experienced engineers can provide professional drawing , also can and produce per the drawing of customers.

4. Lead time?

To ensure all the details perfect in production process , Lead time 30 -40 workdays.

5. How to ensure the quality of final produce?

We will specially test before EX work, such as materials,smooth finish, and pressure test for every produce.

6.What's your MOQ?

One piece sample is ok and more quantities, more favorable price

Any problem, feel free to click online costomer service or email us. Looking forward to hear from you!

If you're looking for the cheap price 4 inch ss ro membrane housing, please be free to buy the quality and durable products at discount with our factory in China. The customized service and the wholesale the service are also available in low price.