Specifications

Culligan knows the more informed you are about your water treatment systems, the more confident you will
be about its performance. It’s because of this and more than sixty years of commitment to customer
satisfaction that Culligan is providing this Performance Data Sheet to its customers.
IMPORTANT NOTICE: Read this Performance Data Sheet and compare the capabilities of this unit with your actual
water treatment needs. It is recommended that before purchasing a water treatment unit, you have your water supply tested to
determine your actual water treatment needs.
MANUFACTURER: Culligan International Company,
One Culligan Parkway, Northbrook, IL 60062-6209 USA
[phone]
PRODUCT: Culligan Medallist Series
™
30 Water Softener
TESTING CONDITIONS & RESULTS:
Flow Rate: 7.2 gpm Capacity: 20,200 grains @ 5.0 lb. salt
Pressure: 30 - 40 psi 29,400 grains @ 11.0 lb. salt
Acidity: Non-Corrosive 35,000 grains @ 17.0 lb. salt
Temperature: 68° (20°C) pH: 7.6
SOFTENER SPECIFICATIONS:
Maximum Flow Rate: 7.2 gpm (27 Lpm) Pressure Drop at Maximum Flow Rate: 12 psi (83 kPa)
Operating Temperature Range: 33 - 120°F (1 - 50°C) Maximum Drain Flow Rate: 2.0 gpm (8 Lpm)
Operating Pressure Range: 20-125 psi (140-860 kPa)
Operating Pressure Range (Canada): 20 - 90 psi (140 - 620 kPa)
The Culligan Medallist Series Water Softeners are tested and validated by WQA and certified by UL against
ANSI/NSF Standard 44 for the effective reduction of calcium and magnesium (hardness) along with Barium
and Radium 226/228*.
Refer to the Specifications, Familiarization and Warranty section of this Owner’s Guide for more specific
product information. To avoid contamination from improper handling and installation, your system should
only be installed and serviced by your Culligan Man. Performance will vary based on local water conditions. The
substances reduced by this system are not necessarily in your water.
Culligan water softeners are designed to work with any salt of good quality, although it is recommended that
you ask your local Culligan Man for his suggestion on the best type and grade of salt to use in this softener.
NOTICE: This softener is not intended to be used for treating water that is microbiologically unsafe or of unknown
quality without adequate disinfection before or after the system.
*Verified utilizing hardness surrogate per ANSI/NSF Standard 44.
Performance Data Sheet
17
Buyer Signature _____________________________________________ Date __________
Seller Signature _____________________________________________ Date __________
SUBSTANCE REDUCTION
USEPA SDWA Test Influent Test Effluent
Substance MCL Reduction Concentration Concentration
Level Level
Barium 2 mg/L 80% 10 mg/L 2.0 mg/L
Radium 226/228 5 pCi/L 80% 25 pCi/L 5 pCI/L
ANSI/NSF 44
Water Softener
81WN