About product and suppliers:
            1,346 air proof door products are offered for sale by suppliers on Alibaba.com, of which doors accounts for 26%, windows accounts for 11%, and safes accounts for 1%. 

A wide variety of air proof door options are available to you, such as swing, folding, and automatic. You can also choose from finished air proof door, as well as from solid wood, aluminum alloy, and steel air proof door, and whether air proof door is entry doors, security doors, or special doors. 

There are 1,346 suppliers who sells air proof door on Alibaba.com, mainly located in Asia. The top countries of suppliers are India, China, from which the percentage of air proof door supply is 1%, 99% respectively.