Hydrometer/Thermometer carded SKU: FS19 Category: Aquarium Accessories Related products Aquafx 4ft Cabinet & Hood White 48×18 Assembled (Pickup or local delivery only) Aquafx 2ft Cabinet & Hood Black 24×12 Assembled (Pickup or local delivery only) Foam Insert Aquaclear 200 /50 Ammorid Insert Aquaclear 500 / 110