Air distributor for high power air pumps, with 18 individually controlled outlets.  Having multiple tanks in fish room, it distributes the air to each tank as much as you wish. 

Nickle plated brass valve ( lever type shut-off valve) 

Excellent air distribution and control. 

Size: main inlet 3/4" (outside dia), 

Branch outlet valve: 3/16" (outside dia), 

12 outlet length of main inlet: 6"  

18 outlet length of main inlet: 8 3/8" 

Aquarium air tubing (3/16" inside dia) can be fitted to the branch outlet valve 

Available sizes: 12 outlet with controlled valve, 18 outlet with controlled valve