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Sub-Zero Water Filtration System
REPLACEMENT CARTRIDGE
(4204490)
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,
1,4-dichlorobenzene, Lindane, Toxaphene, Turbidity, Cysts, and Asbestos.
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)
NSF
Standard
Influent Challenge
Concentration
Average Influent
Concentration
Product Water Concentration
% Reduction
Max Permissible
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
•
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 and maintained, and filters
must be replaced as required in order for the product to perform as
advertised.
•
Note that while the testing was performed under standard labora-
tory conditions, actual performance may vary. The contaminants
or other substances removed or reduced by this water treatment
system are not necessarily in your water.
SPECIAL NOTES
•
Replacement Sub-Zero water filter cartridges can be ordered online
at subzero.com/store. 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 availabil-
ity, 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 infor-
mation can be found at subzero.com/store.
Manufactured for: Sub-Zero, Inc., P. O. Box 44848, Madison, WI 53744, 800-222-7820
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.
Water Filtration System Data
