1inch Metering ValveSpraying with fixed dosage (44.6mcl, 50mcl, 75mcl, 100mcl, 120mcl), 1 inch metering valve can be used for both household and pharmaceutical products like Asthma inhaler.
20mm Metering ValveIn comparison to other commonly-used valve, this metering valve is a cost effective alternative that offers benefits like reliable performance, fine condition, long lifespan, etc.