□Size *Dimensions are for reference only and may differ slightly from actual dimensions. Easy to replace filter media, Ultra-thin design, can be widely used in aquariums This product is a new concept filter with a panel-like design that can be widely used in aquariums...

Need to use with 'air pump' air pump portal 40-45 cm or less for aquariums (30 liters or less) *This product is recommended for aquariums that do not use subsoil. When using in a tank with sand, try to keep it as perpendicular to...

Note that this product requires pre-order Pollen Glass Refiner This is the basic type of CO2 diffuser suitable for 60cm fish tank. The carbon dioxide is released into tiny air bubbles like pollen and diffuses well in the water. The original pollen glass refiner...