8190 air valve double products are offered for sale by suppliers on Alibaba.com, of which pneumatic parts accounts for 13%, ball valves accounts for 10%, and other valves accounts for 6%.
A wide variety of air valve double options are available to you, such as normal temperature, medium temperature and high temperature.You can also choose from stainless steel, alloy and aluminum alloy air valve double,as well as from black, white, and silver air valve double,