Water Filters Home > Whole House Water Filters > WS-20BB Water Softener Filter

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Pentair / American Plumber /
US Filter
WS-20BB Water Softener Filter

• Pentek / Ametek WS-20BB Water Softener Filter Cartridge Information:
• FDA Grade Softener Resin Water Softener Filter Cartridges
• WS-20BB water filters provide softened water in a convenient cartridge-style design.
• These 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.

• Pentek WS-20BB Water Filter Cartridge Specs:
• 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: 100°F (37.8°C)

• 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

• Water Filter Housings for the Pentek WS20-BB Water Softener Filter Cartridge:
• 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 System