DOW FILMTEC RO and NF ElementsFilmTec Corporation is a subsidiary of The Dow Chemical Company and part of the Dow Water & Process Solutions business. We make high-quality DOW™ FILMTEC™ reverse osmosis and nanofiltration elements for a wide variety of industrial, municipal, commercial and home drinking water applications. Dow also produces DOWEX™ ion exchange resins, as well as a variety of specialty water separation products.

Dow customers are primarily original equipment manufacturers of water treatment systems, engineering companies that specialize in the design and installation of water treatment systems, water service companies that operate water treatment systems for industrial and other water end users, and public and private water utilities. Our customers serve a wide range of end users including power generation and semiconductor plants, chemical and process industries, municipalities, and other commercial and consumer customers.

Brackish Water

8.0" x 40" 4.0" x 40" 2.5" x 40" Other
BW30HR-440i BW30-4040 BW30-2540 TW30-4021
BW30-440i TW30-4040 TW30-2540 TW30-4014
BW30-400/34i LC HR-4040 TW30-2521
BW30-400 TW30-2514
BW30-365 TW30-2026

Fouling Resistant

8.0" x 40" 4.0" x 40" 2.5" x 40" Other
BW30XFR-400/34i
BW30FR-400/34i
BW30FR-400
BW30FR-365
XFRLE-400/34i

Low Energy

8.0" x 40" 4.0" x 40" 2.5" x 40" Other
HRLE-440i XLE-4040 XLE-2540 XLE-4021
XLE-440 LP-4040 LP-2540 XLE-2521
LE-440i LC LE-4040
LE-400 LE-4040

Industrial Grade Brackish Water

8.0" x 40" 4.0" x 40" 2.5" x 40" Other
BW30-365-IG
BW30-400-IG

Nanofiltration

8.0" x 40" 4.0" x 40" 2.5" x 40" Other
NF90-400 NF90-4040 NF90-2540
NF270-400 NF270-4040 NF270-2540

Sanitary/Full Fit (Medical, Food)

8.0" x 40" 4.0" x 40" 2.5" x 40" Other
RO-390-FF RO-4040-FF
HSRO-390-FF HSRO-4040-FF
Food and Dairy RO-8038 RO-3838/30-FF
Food and Dairy NF245-8038 RO-3840/30-FF
NF245-390-FF NF245-3838/30-FF
NF245-3840/30-FF

Seawater

8.0" x 40" 4.0" x 40" 2.5" x 40" Other
SW30XHR-440i SW30-4040 SW30-2540 SW30-4021
SW30ULE-440i SW30HRLE-4040 SW30-2521
SW30XLE-440i SW30-2514
SW30HRLE-440i SW30-6040
SW30XHR-400i
SW30ULE-400i
SW30XLE-400i
SW30HRLE-400i
SW30HRLE-400
SW30HRLE-370/34i
SW30HR-380
SW30-8040

Semiconductor

8.0" x 40" 4.0" x 40" 2.5" x 40" Other
SG30LE-440i
SG30-400/34i
SG30LE-400

Tap Water (Home Drinking)

8.0" x 40" 4.0" x 40" 2.5" x 40" Other
TW30-1812-24
TW30-1812-36
TW30-1812-50
TW30-1812-75
TW30-1812-100

Other Products

8.0" x 40" 4.0" x 40" 2.5" x 40" Other
Maple Sap Mark I TW30HP-4611
Maple Sap Mark E4 TW30HP-4619
Maple Sap Mark E8 TW30HP-4641
DOW FILMTEC™ LC 4040



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