Pentair · spa filter

Dynamic Series I–IV RDC-25 / RDC-25S

Series: Dynamic Series I–IV
Model: RDC-25 / RDC-25S
Type: Spa filter

Same replacement part

Also fits these filters

Pentair Dynamic Series I–IV RDC-50 / RDC-50S1 cartridge

Cartridge measurements

Size & ends

Measure the cartridge, not the tank

Outside diameter: 5 in
Cap-to-cap length: 13 5/16 in
Top: Open2 1/8 in opening
Bottom: Open2 1/8 in opening