Filmtec SW30-2540 2.5" x 40" Seawater Membrane

Regular Price $549.93 On Sale $329.95
In Stock
The Highest Quality Membranes in the Industry for both Residential and Commercial.

Dow Filmtec SW30-2540 Seawater Membrane Elements

DOW FILMTEC™ SW30-2540 Elements have one of the highest flow rates available to meet the water demands of both sea-based and land-based desalinators. DOW FILMTEC SW30 elements may also be operated at lower pressure to reduce pump size, cost, and operating expenses.

  • High Rejection Rates
  • Improved System Performance
  • Superior Quality and Cost Savings


  • Membrane Type: Polyamide Thin Film Composite
  • Maximum Operating Temperature: 113°F (45°C)
  • Maximum Operating Pressure: 1,000 psi (69 bar)
  • pH Range, Continuous Operation: 2 - 11
  • pH Range, Short Term Cleaning (30 Min.): 1 - 13
  • Maximum Feed Silt Density Index (SDI): 5 SDI
  • Chlorine Tolerance: O PPM


  • Improved seawater membranes offer the highest productivity while maintaining excellent salt rejection
  • Improved seawater membranes combined with automated, precision element fabrication results in the most consistent product performance available

Permeate flow and salt rejection based on the following test conditions: 32,000 ppm, 800 psig, 77°F (25°C), 8% Permeate Recovery.

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American MadeYes