NSF Product and Service Listings

[1] Certification is for a minimum flow of 2,650 liters per day, and is based on flushing
    the unit for a minimum of 30 minutes at 145-155 psi prior to being placed into service.
[2] Certification is for 8" - 8.44" diameter models only.
[3] Size is expressed as diameter by length.
[4] 4040 Elements are Certified for a minimum daily flow of 1,600 gallons.
[5] Certification is based on flushing the unit for a minimum of 30 minutes at 8 gallons per
    minute prior to being placed into service.
[6] 1640 Elements are Certified for a minimum daily flow of 28,900 gallons.
[7] Certified for a minimum flow of 1,850 gallons per day.
[8] Certified for a minimum flow of 7,500 gallons per day.
[9] Certified for a minimum flow of 2,380 gallons per day.
[10] Certified for a minimum flow of 9,500 gallons per day.
[11] 4" models require a flush of 3 gpm for 30 minutes with Deionized water prior to use.  8"
     models require a flush of 10 gpm for 30 minutes with Deionized water prior to use.
[12] Model ESNA4-LD is certified to a minimum daily flow of 8,000 gallons per day.  ESNA4-LD
     is flushed at a flow rate of 7 gallons per minute for 30 minutes with water that has a
     chlorine concentration <0.1ppm, a pH between 2-10, Feedwater Turbidity: 1.0 NTU Max. and
     Feedwater SDI (15 minus): 5.0 max.

[1] Certified for a minimum daily permeate flow of 1,000 gallons.  Product requires a
    potable water flush of 10 minutes at 100 PSI, followed by 20 minutes at 70 - 100 PSI
    before use.
[2] Certified for a maximum surface area of 440 sq. ft.

[3] Certification is for the following minimum daily permeate flow and is based on flushing
    the unit with RO water for a minimum of 30 minutes at 36 gpm prior to being placed into
    service.
    CPA2-4040    - 1,910 gallons
    ESPA2-4040   - 1,615 gallons
    ESPA4-4040   - 2,125 gallons
    CPA7-LD-4040 - 1,955 gallons
    LFC3-LD-4040 - 1,785 gallons
    ESNA1-4040   - 1,785 gallons
    SWC5-LD-4040 is certified for a minimum daily flow of 700 gallons.
[4] All models are flushed at a rate of 53 gpm for 30 minutes with RO Water.
[5] The PROC10, PROC30 and CPA7-MAX models are certified for a minimum daily flow of 9,350
    gallons per day. All other models are certified for a minimum flow of 2,650 liters per
    day.
[6] SWC5-LD-4040 is flushed at a rate of 15 gpm for 30 minutes with RO water.