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The SpiroPure SP-XL4021 Extremely Low-Pressure Commercial Reverse Osmosis Membrane Replacement 4 x 21 is a high quality extra-low energy replacement membrane filter cartridge. SP-XL4021 provides optimal RO filtration performance at very low feed pressures for low energy consumption and extra savings on operating costs.
Extremely Low-Pressure XLP RO Membrane Specifications:
- Nominal Size: 4" x 21"
- Certification: NSF 61 certified
- Salt Rejection Rate: 98.5%
- Average Permeate ±15%: 950 GPD @ 100 PSI
- Feedwater NaCl: 500 ppm
- Fresh Water Recovery Rate: 8%
- Feed Spacer: 28 mm
- Maximum Recommended NaCl: <2,000 ppm
- Maximum Operating Pressure 600 PSI
XLP-4021 Extreme Low Energy Membrane common applications:
- Commercial water treatment systems
- Low salinity brackish water
- Smaller water treatment systems
- Whole house RO systems
- Food service
- Medical and research institutions
- Hospitality industry
- Drinking water
- Wastewater reuse
- Car washes
- Agricultural
- Irrigation
XLE-4021 Extreme Low Pressure Element compatible model numbers:
- Axeon XE1-4021
- Dupont Filmtec XLE-4021
- LG Chen LG BW 4021 UES
