HAILEA Plastic Air/Nutrient ManifoldManifold dividers are useful for splitting airlines from one larger air pump or compressor. The larger ones are also great to use with NFT systems to spread the solution.
6 has an 8mm inlet and 6, 4mm outlets
10 has an 8mm inlet and 10, 4mm outlets
16 has a 10mm inlet and 16, 4mm outlets
26 has a 12mm inlet with 26, 4mm outlets.