SUNSUN HW-603B External Canister Filter Medication or even box filters

or even box filters

000 ppm) optimized blend of magnesium

Topping off with tap water simply adds more minerals to the aquarium

Ideal for all marine and freshwater fish

SUNSUN HW-603B External Canister Filter Medication or even box filtersThe SunSun HW 603B multi stage canister filter is ideal for tanks up to 20 gallon. It handles up to 106 gallons per hour. The SunSun HW 603B includes filter pads, hoses and all the parts you need to get started. There are space above and below filter pads which you can add filtration media such as activated carbons, ceramic rings or bio balls (sold separately) to achieve excellent mechanical, chemical, and biological filtration. To siphon water into