Cylindrical shape, 2inch long with 20mm diameter. It is a high quality carborundum airstone releasing very fine bubbles. Th e volume and pressure output of the air pump will detremine how large an area of stone release the bubbles
manufactured with plastic, has a structure of cross which will allow to have 2 outputs of the air line with one input and one can control the air pressure with it.
elbow joint of diameter 12mm outside. Used to connect it with sumps or filters.
t joint of diameter 16mm allows to connect the plumbing pvc hoses to be connected from 3 sides. Can be used for both air and water inlet or outlet.
small suction cups which are used in the aquariums to hold the air lines firmly. Diameter of the suction cup is around 2cm. It is transparent in color.