Once you figure out the correct valve openings,the air is distributed very well.Great for using this air valve to divide the flow of injected CO2 into your aquarium.Easy to adjust.
Specifications:
Material: Plastic
Color: White Overall
Dimensions: 5x6.4x2.4cm/2"x2.5"x0.9" (L*W*H)
Inlet adapter tube diameter: 5/7mm
Outlet adapter tube diameter: 4/6mm
Net weight:10g
Pack inclued: 1Pcs