Water Softener Resin Filters

SP-WS Series

SpiroPure SP-WS series water softening filters use a bed of sodium form cation resin beads to reduce hardness and scale deposits. The water softening resin cartridges are ideal for low flow rate residential and commercial applications.

  • Cations, sodium-form resin ion-exchange media with polypropylene pre and post filters
  • Uses a bed of sodium form cation resin beads to reduce hardness and scale deposits
  • Available in nominal sizes of: 10x2.5, 10x4.5, 20x2.5, and 20x4.5
  • WARNING: Do not use with water that is microbiologically unsafe or of unknown quality without adequate disinfection before or after the system.

Filter Details Chart
  Model Number Case Quantity Case Dimensions Case Weight
2.5" x 10" SP-WS-10 12 13" x 11" x 11" 14 lb
2.5" x 20" SP-WS-20 6 21" x 10" x 7" 15 lb
4.5" x 10" SP-WS-10BB 6 16" x 15" x 11" 20 lb
4.5" x 20" SP-WS-20BB 4 21" x 11" x 11" 31 lb
Cross Reference Chart
Size SpiroPure Pentek
2.5" x 10" SP-WS-10 WS-10 / 155319-43
2.5" x 20" SP-WS-20 WS-20 / 155320-43
4.5" x 10" SP-WS-10BB
4.5" x 20" SP-WS-20BB WS-20BB / 155321-43