This is the replacement reverse osmosis water filter set for higher volume, whole home or light commercial, standard 20" Reverse Osmosis System. These filters are longer than their smaller drinking water system, the undersink RO systems. It is good to change your filters every 12 months.
This set includes:
(1) 20" 5 Micron Sediment Filter
(2) 20" 10 Micron Carbon Block
(1) 10" Inline GAC cartridge