
20001X231 Piston Assembly
$72.11
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Replacement piston and end plug assembly Compatible with: CSI Signature 1, 2, and 3 softeners and filters* Watersoft Isobar 2 & 3 softener and filters** *Except for CSI Nitro Filters manufactured after 6/1/2015, which use 20009X231 **Except for WaterSoft Centuri Filters manufactured after 6/1/2015, which use 20009X231 Anytime you're replacing a piston, we recommend also installing a new seal & spacer kit.
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$72.11
(+$2.10)