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Home>Water Filter Brands>Bunn Water Filters > PENTEK-WS-20BB

Pentek WS-20BB Water Softening Filter (20" x 4.5")

20" x 4.5"; 4,500 (Grains as CaCO3) Capacity

Pentek WS-20BB and Ametek WS20-BB replacement water filter for water softening applications 155321
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Product Code: PENTEK-WS-20BB
Retail Price: $60.94
  • Pentek / Ametek WS-20BB Water Softener Filter Cartridge Information:
  • The Pentek WS-20BB Water Softener Filter Cartridges contain FDA Grade Softener Resin.
  • The Pentek WS-20BB water filters provide softened water in a convenient cartridge-style design.
  • The Pentek WS20BB softening cartridges utilize a bed of sodium form cation resin beads to reduce hardness and scale deposits.
  • Convenient and space-saving design means that softened water can be provided easily and cost effectively at the exact point of need.
  • NOTE: For drinking water applications, do not use where the water is microbiologically unsafe or with water of unknown quality without adequate disinfection before or after the system.
  • Also branded under Pentek / Ametek / Culligan / Kleen Plus / Plymouth Products / Pentair / American Plumber / US Filter

Contaminant Removal:

  • Scale
  • Hardness
  • Pentek WS-20BB Water Filter Cartridge Specs:
  • Dimensions: 20" x 4.5" (508 mm x 114 mm)
  • Recommended Flow Rate: 2.00 gpm (8.5 L/min)
  • Capacity: 4,500 (Grains as CaCO3)
  • Temperature Rating: 100F (37.8C)
  • Pentek WS20-BB Water Softener Filter Materials of Construction:
  • Filter Media: Standard Softener Resin
    (Cation, sodium-form resin, 20 x 40 mesh, R-SO3 -Na+)
  • End Caps, Pre-Filter, and Post-Filter: Polypropylene
  • Gasket: Buna-N
  • Manufacturer: Pentek 155321-43
  • Water Filter Housings for the Pentek WS20-BB Water Softener Filter Cartridge:
  • Pentek 155321 WS-20BB filter fits in housings for 20 Inch Big Blue Heavy-Duty water filters.
  • Fits Culligan / USFilter / Ametek / Pentek 20" Big Blue Whole House Water Filter Housings

Quantity Unit Price
1 - 2 $57.39
3 - 5 $55.69
6+ $53.99
Availability: In-Stock
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