The 3M ScaleGard Blend Series of Cartridges, Model B145-CLS has an easy-to-operate dial that provides a precise blending when combined with 3M ScaleGard Blend Series of Cartridges. It has a premium carbon block technology provides consistent Recipe Quality Water™ for your coffee, espresso, vending, steamers and combination ovens needs. With a high-capacity buffered ion exchange resin that reduces calcium and magnesium ions that can cause hard scale build-up on equipment. 
Features: 

• Application: Coffee and Vending, Espresso, Steamer, Combi Oven, and Proofer Oven Water Filtration, Vending
  
• Sanitary Quick Change: allows for fast and easy cartridge change-outs with the encapsulated cartridge design