They seem to have the best price for replacement filters for my C&C 320.
Product Detail
Aquakleen Filter # AK-60433
Width 7"
Length 20"
Unicel # C-7470
Pleatco # PCC80
OEM # 817-0081,R173573,178580,PCC80
Description 80 SQ. FT. Clean and Clear Plus, Waterway, Pentair Pool...