645544038302 Horizon Series by Filbur Cartridge,16sqft,2-5/8"ot,2-5/8"ob,6-1/4",8"4oz FC-3830 PLE-051-9516 46146 A-3816 PMS16 C-6616

645544038203 Horizon Series by Filbur Cartridge,10sqft,2-5/8"ot,2-5/8"ob,6-1/4",8"4oz FC-3820 PLE-051-9515 609486 A-3810 PMS10 C-6610   Substitute Item: 

645544038401 Horizon Series by Filbur Cartridge,20sqft,2-5/8"ot,2-5/8"ob,6-1/4",8"4oz FC-3840 PLE-051-9517 89150 A-3821 PMS20 C-6620

FC-2010 Horizon Series by Filbur Cartridge,16sqft,1-1/16" ot,1-5/8" ob,5-3/16",9",4oz 

645544037459 Horizon Series by Filbur Cartridge,16sqft,1-1/8"ot,2-3/8"ob,4-3/4",18"4oz FC-3745 PLE-051-9486 609454 60-4316 PL18 C-4601Alt. Part Numbers: PL18, FC3745, C4601, 11601SPECS

645544021908 Horizon Series by Filbur Cartridge,75sqft,2-5/8"ot,2-5/8"ob,7",18-7/16"4oz FC-2190 PLE-051-9217 PLE-051-9412 46215 17-2840 PFAB75 C-7491

645544020147 Horizon Series by Filbur Cartridge,25sqft,1-5/8"ot,1-5/8"ob,5-3/16",11-7/8"4oz FC-2014 PLE-051-9546 609476 PPR23 C-5427 Warranty: 1-Year Manufacturer: Unicel Product...