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.
Temperature rating of 40°F to 100°F

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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

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 

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