ONE SIZE: Inlet Diameter: 0.16" / 4mm; Outlet Diameter: 0.16" / 4mm. Another size outlet diameter: 0.16"/4mm; inlet diameter: 0.31"/8mm
INCLUDES: 4 pcs 2-way aquarium air splitter, two different styles
MATERIAL: Air flow control valve is made of high quality stainless steel material with smooth surface, good performance and long durable life
APPLICATION: These 2 air flow control valve control the flow of oxygen from an aquarium air pump or pond aerator for aquaculture applications and aquariums
OTHERS: This air flow control valve has a separate lever for each outlet that controls two different tank flows from the same aquarium pump in the aquarium fish tank room
