Features: Made with high quality material. This air disc uses finely compressed material so that the bubble is small. High temperature sintering bubble stone adopts high temperature sintering process, different from the general characteristics of bubble stone, and the material is durable, may relapse cleaning, use a replacement for a long time 2-stage connector head makes it easy to connect to the air tube with a smooth connector head. /> How to use: replacement to dip the dispersion tool into the water replacement for short replacement to connect to the air hose and adjust it horizontally. Need to buy other air pump, tracheal, e used together. Package Includes: 1 x Aquarium Bubble Disc
