For conditions of use and replacement cartridges, refer to this guide and the
Performance Data Sheet.
Record the installation date on the filter head, each filter cartridge, and in the space
below.
Installation date:______________
System Specifications
Model: K-21371 Aquifer
®
Refine
Flow Rate: 0.65 gpm (2.46 lpm)
Capacity: 792 gallons (3,000 L)
Operating Pressure: 40 psi (276 kPa) - 120 psi (827) kPa
Operating Temperature: 33°F (0.5°C) - 100° (37.8°C)
Replacement Cartridge
Type
K-21372
Carbon Block CTO Filter
K-21373
Carbon Block VOC Filter
K-21374
Ultra Filter
See the Performance Data Sheet for individual contaminants and reductions
performance.
This system conforms to NSF/ANSI 42, 401, and NSF Protocol P231 for the specific
performance claims as certified and substantiated by test data.
The compounds certified under NSF/ANSI 401 have been deemed as emerging
contaminants.
Filter Cartridge Maintenance
Replace the filter cartridges every 6 months, when the capacity has been exceeded, or
when a noticeable decrease in water flow is observed.
1410821-5-
B
4
Kohler Co.