COSTWater  Fair and transparent                             We disclose  COSTS of water projects!

MBR capital cost
MBR operating cost
MBR database
Flat sheet or hollow fibre
Upgrading to MBR
Sidestream or immersed
MBR case 1
MBR case 2
MBR case 3
MBR plant

Membrane costs

The costs of  membranes are more transparent nowadays with more membrane manufacturers competing in the market .  It's hard to believe that the manufacturers didn't want to give membrane quotations to some small contractors decades ago.

RO membrane elements are easily available in online store  A small home RO membrane costs only  $26. A Dow 4"×40" Filmtec TW30 membrane element costs about  $230.

A Hydranautics CPA5-LD 8"x40" membrane element costs $654 for bulk order in The cost of unit square meter membrane is less than $16.

MBR plant

Unit cost of Membrane Technology for Particulate Removal and Reverse Osmosis for Drinking Water

Design water treatment capacity Unit cost
m3/d US$ / (m3/d)
3785 614
7570 539
11355 500
15140 474
18925 455
22710 440
26495 427
30280 417
34065 408
37850 400