The Everpure EV910542 is the correct replacement softening cartridge for the following applications:
The Everpure SO-20 Water Softening Cartridge EV910542 is a replacement water softening cartridge compatible for use with commercial coffee, espresso, and iced tea equipment. The Everpure SO-20 Water Filter Cartridge effectively reduces the build-up of lime scale, iron, and minerals, including magnesium and calcium. This 20 inch softening cartridge also reduces corrosion and extends the service life of your coffee and espresso machines. Additionally, the drop-in design of this Everpure softening cartridge makes it perfect for use in Costguard filter housings.
Everpure SO-20 Water Softening Cartridge EV910542 specifications: