Specifications

15
Carbon Block (CB)
The Carbon Block pre-filter has been tested according to NSF/ANSI 42 for the reduction of
the substances listed below. The concentration of the indicated substances in the 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.
Substance Influent
Challenge
Concentration
Maximum
Permissible
Product water
Concentration
Reduction
Requirements
Minimum
Reduction
Average
Reduction
Standard 42
Aesthetic
Chlorine
2.0 mg/L + 10% >50% 97.6% 97.3%
Granular Activated Carbon (GAC)
The Granular Activated Carbon has been tested according to NSF/ANSI 42 for the
reduction of the substances listed below. The concentration of the indicated substances
in the 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.
Substance Influent
Challenge
Concentration
Maximum
Permissible
Product water
Concentration
Reduction
Requirements
Minimum
Reduction
Average
Reduction
Standard 42
Aesthetic
Chlorine
2.0 mg/L + 10% >50% 79.4% 64.4%
Granular Activated Carbon - Large (GAC-L)
The Granular Activated Carbon - Large has been tested according to NSF/ANSI 42 for the
reduction of the substances listed below. The concentration of the indicated substances
in the 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.
Substance Influent
Challenge
Concentration
Maximum
Permissible
Product water
Concentration
Reduction
Requirements
Minimum
Reduction
Average
Reduction
Standard 42
Aesthetic
Chlorine
2.0 mg/L + 10% >50% 86.1% 80.3%
Performance
Data Sheet
(con’t)