Purpose:Used for side wall type installation, air supply and exhaust of petroleum, chemical, machinery, smelting and other industrial plants and general buildings
Purpose:Used for smoke exhaust, air exhaust and air supply of petroleum, chemical, machinery, smelting, electric power and other industrial plants and general buildings
Purpose:Used in petroleum, chemical, pharmaceutical, smelting and other industrial systems of the production line, environmental protection coating, waste gas collection, air transportation and other occasions
