Dow Filmtec NF270-4040 Nanofiltration Membrane
2,500 GPD replacement nanofiltration membrane element
The Filmtec NF270-4040 membrane elements are ideal for removing a high percentage of TOC and THM precursors with medium to high salt passage and medium hardness passage. The Filmtec NF270 membrane is an ideal choice for surface water and ground water where good organic removal is desired with partial softening. NF270-4040 has a fiberglass outer wrap.
A: 40.0" (1,016mm)
B: 1.05" (27mm)
C: 0.75" (19mm)
D: 3.9" (99mm)
|Model||Diameter Inches||Length Inches||Active Surface
Area ft2 (m2)
|Test Pressure||Permeate Flow
(w/ Free Shipping)
Our Stock #703149987
Dow Part #149987
|4||40||70 (4.8)||82 (7.6)||2,500 (9.5)|
Notice: The use of this product in and of itself does not necessarily guarantee the removal of cysts and pathogens from water. Effective cyst and pathogen reduction is dependent on the complete system design and on the operation and maintenance of the system.