AXEON® NF4–Series Membrane Elements are manufactured using the industry’s leading membrane film technology. These membranes offer reliability, high performance and deliver consistent results. Water treatment professionals have come to rely on the superior performance and dependability of AXEON NF4–Series Membrane Elements.

AXEON NF4–Series Membrane Elements provide high productivity performance while removing a high percentage of salts, nitrate, iron and organic compounds such as pesticides, herbicides and THM precursors. The low net driving pressure of the AXEON NF4–Series Membrane Elements allows the removal of these compounds at low operating pressures.

Features:

• Superior Quality and Cost Savings
• Individually Inspected, Qualified and Vacuum Tested
• All Industry Standard Sizes
• Nanofiltration Membrane Elements
• Improved RO System Performance

Specifications:

• Description: NF4-4021
• Applied Pressure (psi / bar): 70 / 4.83
• Permeate Flow Rate (gpd / m³/d): 950 / 3.60
• Nominal Salt Rejection %: 80 - 90

Dimensions (Inches)

A: 21
B: 1.1
C: 0.75
D: 3.95

Operating Limits:

• Membrane Type: Polyamide Thin-Film Composite
• Maximum Operating Temperature (°F / °C): 113 / 45
• Maximum Operating Pressure (psi / bar): 600 / 41
• pH Range, Continuous Operation: 2 - 11
• pH Range, Short Term Cleaning (30 Min.): 1 - 12
• Maximum Feed Silt Density Index (SDI): 5
• Chlorine / Chloramine Tolerance (ppm): 0
• Maximum Feed Flow Rate (gpm): 16