The 3M P124BN is a replacement water filter cartridge for the following water filtration system:
The 3M Cuno P124BN Replacement Filter for SGP124BN-T reduces sediment for espresso applications. This Cuno filter cartridge also reduces chlorine taste and odor from your water. This P124BN filter has a hardness reduction capacity of 422.6 gallons at 10.5 grains.
The 3M P124BN specifications: