The storage ventilation ducts produced by our company are generally produced according to the user's own design and requirements, or we design, produce and produce them according to the user's requirements.

There are two types of grain storage ventilation ducts: above-ground cage ventilation and underground trough ventilation. The material of grain storage ventilation mesh is generally 1.5mm or 2mm cold-rolled high-quality steel plate. There are four types of mesh holes: waist round holes, round holes, fish scale holes and bridge double holes. The opening rate of waist round holes is more than 30%, the opening rate of round holes is 30%, the opening rate of fish scale holes is 28%, and the opening rate of bridge double holes is more than 35%. The surface panel of the ventilation panel is specially treated with color galvanizing or white plating, which has the characteristics of anti-oxidation and corrosion resistance and beautiful appearance.