Fish Tanks & Supplies

Finerfilters Compact Reverse Osmosis 3 Stage Water Filter System for Aquariums, Tropical Fish, Discus, Marine, Available With 50, 75 OR 100 GPD Membrane (75 GPD) Finerfilters 3 stage compact reverse osmosis RO unit. This unit is available in three different sizes (50GPD, 75GPD and 100GPD). GPD = gallons of product water (approx) produced per day. Our quality 3 stage compact RO units come with all accessories... Finerfilters Compact Reverse Osmosis 3 Stage Water Filter System for Aquariums, Tropical Fish, Discus, Marine, Available With 50, 75 OR 100 GPD Membrane (75 GPD)