Pentek 20" Bib Blue Water Softener Cartridge Model # WS-20BB.

Designed for low water usage, these units are ideal for low water usage such as a ski lodge, motor homes, fifth wheels and cabins. The cartridge style design provides a convenient solution for delivering softened water to protect sensitive water delivery equipment like reverse osmosis systems. Properly sized, these units can effectively treat water in applications desiring low hardness and scale deposits with a capacity of 4,500 grains.

Pentek's water softening cartridges provide superior performance and outstanding protection for medical equipment, coffee and espresso appliances, low volume beverage and commercial food service machines.

 Features

• Manufactured with FDA grade softener resin
• Available in a variety of sizes for multiple applications
• Utilize single use resin technologies for maximum life grains (CaCo3) capacity

Specifications

• Dimensions: 20" x 4-1/2" (508 mm x 114 mm)
• Flow Rate: 2.00 gpm (8.5 L/min)
• Capacity: 4,500 (Grains as CaCO3)
• Temperature Rating: 37.8°C (100°F)
  
• Model # WS-20BB
• Part # 155321-43
  

Fits all 20" BB or Big Blue Housings

Get the specs from Pentek here