Water Filtration System Performance Data 40
Tested and certified by NSF International against NSF/ANSI Standard 42 for the reduction of Chlorine Taste & Odor, Particulate Class I; and
against NSF/ANSI Standard 53 for the reduction of Lead, Mercury, Atrazine, Benzene, Carbofuran, 1,4dichlorobenzene, Lindane, Toxaphene,
Turbidity, Cysts and Asbestos.
This system has been tested according to NSF/ANSI 42/53 for reduction of the substances listed below. The concentration of the indicated substances in water
entering the system was reduced to a concentration less than or equal to the permissible limit for water leaving the system, as specified in NSF/ANSI 42/53.
NSF
Standard
Influent Challenge
Concentration
Average Influent
Concentration
Product Water Concentration % Reduction
Max Permissable
Product Water
Concentration
Substance Average Max Effluent Average Minimum
Chlorine, Taste & Odor 42 2.0 mg/L ± 10% 1.88 mg/L 0.05 mg/L 0.06 mg/L 97.34% 96.80% ≥ 50%
Particulate 42
At least 10,000
particles/ml
5,700,000/ml 30,583/ml 69,000/ml 99.46% 98.78% ≥ 85%
Lead at pH 6.5 53 0.15 mg/L ± 10% 0.153 mg/L <0.001 mg/L <0.001 mg/L 99.34% 99.34% 0.010 mg/L
Lead at pH 8.5 53 0.15 mg/L ± 10% 0.150 mg/L <0.001 mg/L <0.001 mg/L 99.33% 99.33% 0.010 mg/L
Mercury at pH 6.5 53 0.006 mg/L ± 10% 0.006 mg/L 0.0003 mg/L 0.0005 mg/L 95.00% 91.66% 0.002 mg/L
Mercury at pH 8.5 53 0.006 mg/L ± 10% 0.006 mg/L 0.0008 mg/L 0.0015 mg/L 86.66% 75.00% 0.002 mg/L
Atrazine 53 0.009 mg/L ± 10% 0.009 mg/L <0.002 mg/L <0.002 mg/L 77.77% 77.77% 0.003 mg/L
Benzene 53 0.015 mg/L ± 10% 0.014 mg/L 0.0006 mg/L 0.0011 mg/L 95.71% 92.14% 0.005 mg/L
Carbofuran 53 0.08 mg/L ± 10% 0.081 mg/L <0.001 mg/L <0.001 mg/L 98.76% 98.76% 0.04 mg/L
1,4-dichlorobenzene 53 0.225 mg/L ± 10% 0.208 mg/L <0.0005 mg/L <0.0005 mg/L 99.75% 99.75% 0.075 mg/L
Lindane 53 0.002 mg/L ± 10% 0.002 mg/L 0.00003 mg/L 0.00007 mg/L 98.50% 96.50% 0.0002 mg/L
Toxaphene 53 0.015 mg/L ± 10% 0.015 mg/L <0.001 mg/L <0.001 mg/L 93.33% 93.33% 0.003 mg/L
Turbidity 53 11 ± 1 NTU 10.7 NTU 0.31 NTU 0.49 NTU 97.10% 95.42% 0.5 NTU
Cysts** 53 Minimum 50,000/L 166,500/L <1/L <1/L >99.99% >99.99% >99.95%
Asbestos 53 10
7
to 10
8
fibers/L
†
155 MF/L <1 MF/L <1 MF/L >99.99% >99.99% >99%
**Based on the use of Cryptosporidium Parvum oocysts † Fibers greater than 10 μm in length
OPERATING SPECIFICATIONS
Capacity: certified for up to 750 gallons (2,838 L); up to twelve months
Pressure Requirement: 35 – 120 psi (2.8 – 8.2 bar)
Temperature: 33 – 100°F (0.6 – 38°C)
Flow Rate: 0.78 gpm (2.9 Lpm)
SPECIAL NOTES
• Replacement Sub-Zero water filter cartridges can be ordered online at subzerowolfstore.com. For questions, contact Sub-Zero customer care at 800-222-7820.
• Change filter cartridge at least every twelve months. High sediment areas may require more frequent filter cartridge replacement.
• Installation and operation instructions, parts and service availability, and standard warranty are included with the product when shipped.
• Replace water filter cartridge when the filter indicator is lit or when water flow becomes too low. Use replacement water filter cartridge part number 4204490.
Replacement filter pricing information can be found at subzero.com.
• Do not use with water that is microbiologically unsafe or of unknown water quality without adequate disinfection before or after the system.
• Systems certified for cyst reduction may be used on disinfected waters that may contain filterable cysts.
• This system must be installed, operated, maintained and filters replaced as required in order for the product to perform as advertised.
• Note that while the testing was performed under standard laboratory conditions, actual performance may vary. The contaminants or other substances
removed or reduced by this water treatment system are not necessarily in your water.
Manufactured for: Sub-Zero, Inc., P.O. Box 44848, Madison, WI 53744, 800-222-7820
Sub-Zero Water Filtration System
REPLACEMENT CARTRIDGE (4204490)
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