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4040 FRP RO Membrane Housing / Pressure Vessel
Inlet Port Size: 1/2’NPT and 3/4’NPT
Outlet Port Size: 1/2’ NPT
Port material: SS304
Length: (1-6) x 40inch
Designed pressure:450PSI (31bar)
Pressure vessel for 4inch RO, NF and UF membranes.
Key Features
Operating Temp Range: -10°C --49°C (14°F-120°F)
Pressure test Standard: 1.1x Design Pressure
ASME: 1.5x Design Pressure
Internal permeate port not to exceed 125PSI(0.88MPa)
Operating pH Range: 3 – 11
Cleaning pH Range: 2 – 12 (less than 30 minutes)
Please operate in accordance with User Guide
Diameter | Pressure | 1Element | 2Element | 3Element | 4 Element | 5 Element | 6 Element |
4inch | 450PSI | FL4040-450E | FL48080-450E | FL40120-450E | FL40160-450E | FL40200-450E | FL40240-450E |

Packing Information
Model | FL4040-450E | FL4080-450E | FL40120-450E | FL40160-450E | FL40200-450E | FL40240-450E | |
Package | 1PCS/CTN | ||||||
N.W.(KGS) | 8 | 12.5 | 15 | 18 | 21 | 24 | |
G.W.(KGS) | 9 | 13.5 | 16 | 20 | 23 | 26 | |
Length(mm) | 1152 | 2168 | 3184 | 4280 | 5296 | 6312 | |
Width(mm) | 125 | ||||||
Height(mm) | 125 | ||||||
Product Pictures



WHAT IS THE EXPECTED LIFE OF THE MEMBRANES?
Generally, the life of the membranes depends on the water quality but in normal cases or under standard parameters,
you can expect 1.5 to 2 years for domestic and approximately, 3 years for commercial and industrial elements.
HOW TO PROCURE YOUR MEMBRANE?
We have different channel partners and worldwide set up of our dealer network but we suggest you to contact our
direct representatives to guide you to the proper channel, to have you find your value procurement.
WHAT ARE THE DIFFERENT SIZES MANUFACTURED BY HI-TECH?
We manufacture every range of wet and dry membrane elements flow rate from 50-600 GPD for residential.
HOW IS RTL MEMBRANE DIFFERENT FROM OTHERS?
We offer value against your money, prices which are comparatively lower, performance equivalent to best
membranes available and with higher longevity.
New products from manufacturers at wholesale prices