Fits Pentair Purex CFM CF-105/315 and CFW CF-105/315 (CFM-315 or CFW-315)
Note the 315 filter models require 3 filter cartridges. Filter top and bottom ends are open with 2-15/16" inside diameter
Unicel C-7496 replaces the following filter cartridges:
Purex pool filter 07-0231 (070231)
Pentair pool filter R173315
Looking for other unicel pool filters?