Cylindrical shape, 2inch long with 18mm diameter. It is a high quality 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.
This short aquarium tong is very easy and efficient to use. Can be used in both freshwater and marine water. 50cm long
controllable air valve which is made up of plastic which can be used as a extending air outletsby connection them together.
clear pastic u joints of 16mm diameter outside for a aquarium with wet or dry overflow boxes. Can be used as a replacement plumbing for an aquarium. It transports water to overlow boxes sumps and filters.