Pleatco | FILTER CARTRIDGE | 17 SQ FT - ALCOVE | PTL18P4-4
Pleatco changed design in 2010 - this cartridge does not have threaded bottom base - Use #4-05-0362 if require threads
OD: 4-5/8"
Length: 8"
Btm ID: 1.90" (no threads)
Top ID: posi grip handle
Replacement option:
Unicel 4CH-21
Filbur FC-0121
Limited to stock on hand
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Pleatco | FILTER CARTRIDGE | 8.5 SQ FT | PRB8.5 OD: 2-7/8"Length: 17-1/16"Btm ID: 2-1/8"Top ID: 2-1/8"Unicel cross: C-2303Spa Manufacturer:Emerald SpasViking SpasPentair P
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