Description
Material: Air flow control lever is made of copper plated zinc, air will never leak out 2-Way aquarium air flow control lever inlet diameter: 3/16″, outlet diameter: 3/16″,overall size: 50 x 30 x 22 mm / 2″ x 1.2″ x 0.85″(L*W*H) Non-return check valve protect your air pump and can prevent water from back siphoning
