Aerosol Valve, Aerosol Spray Valve, Bag on Valve manufacturer / supplier in China, offering Precision-Engineered Male Aerosol Valve with Compact Short Stem User-Friendly PU Foam Applicator, Male PU Foam Aerosol Spray Valve with Short Stem for Seamless Insulation Layers in Residential Buildings, Eco-Friendly Male Aerosol PU Foam Valve with Short Stem for Minimal Waste & Accurate Results and so on.