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Pleatco PSR137-M4 Replaces Sta-Rite Posi-Flo II, PTM 135, 35 TX, 35 TXR, open w/12 concentric slots (MICROBAN®)/ Unicel UHD-SR137/ Filbur FC-2570/ Filbur FC-2570

Replacement cartridge for Posi-Flo II, PTM 135, 35 TX, 35 TXR, open w/12 concentric slots (MICROBAN). Dimensions as follows:Diameter: 8 11/16Length: 31 1/4Top Hole Size: 4 3/16Bottom Hole Size: 4 3/16Replaces Unicel # UHD-SR137Replaces Filbur # FC-2570
Features :

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