4Inch Commercial Membrane 4021 300 PSI

Description

A high-performance Reverse Osmosis membrane designed for consistent salt rejection and high flux in a compact 21-inch format. Engineered with advanced thin-film composite (TFC) technology, this membrane effectively removes up to 99% of total dissolved solids (TDS), ensuring premium water quality for specialized applications.

Uses & Applications:

  • Small-scale brackish water treatment

  • Window cleaning (Pure Water) systems

  • Specialized process water for small boilers

  • Hydroponics and aquarium water systems

Benefits:

  • High Salt Rejection: Delivers exceptionally pure permeate water.

  • Low Energy Operation: Optimized to provide high flow even at lower operating pressures.

  • Dry Shipped: Long shelf life and easy handling before installation.

  • Universal Fit: Compatible with all standard 4021 stainless steel or FRP housings.

Size & Dimensions:

  • Type: Spiral-wound Thin-Film Composite

  • Dimensions: 4.0″ Diameter x 21″ Length

  • Nominal Capacity: Varies by pressure (typically 900–1000 GPD)

  • Standard Rejection: 98.5% – 99.2%

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