Filmtec Commercial 1025 gpd 4" x 21" RO Membrane Dow Part # XLE-4021

The Dow Filmtec XLE-4021 RO Membrane TFC 1025 GPD

They are a reverse osmosis membrane element that operates at extra low pressure in order to provide consistent and reliable system performance, which provides high quality drinking water at lower costs.

The Dow Filmtec XLE series of reverse osmosis membranes replaces the older membrane technology of previous TW30LE elements. These RO membranes are tape wrapped and built quality industrial material, and its dry state allow for rapid start up.

Specifications:

Membrane Type: Polyamide Thin Film Composite
Dimensions: 3.9" W x 21" L (listed as 4" x 21")
Max Temp.: 113 F / 45 C
Flow Rate: 1025 GPD
Made in USA

Quality Assurance:

Enhanced quality control throughout the entire production process; eleven different quality checks monitor all critical dimensions and product characteristics. 100% of all DOW FILMTEC™ residential elements must pass an element integrity test before packaging to ensure our customers receive defect-free products.