WESTERN VENTILATORS HAVE BEEN CONTINUOUSLY PRODUCED SINCE 1927. WESTERN GRAVITY VENTILATORS HAVE BEEN USED WORLDWIDE IN THE MINING AND METALS INDUSTRY, IN MANUFACTURING, IN ELECTRICAL GENERATING FACILITIES AS WELL AS MANY OTHER HEAT INTENSIVE OPERATIONS. WESTERN HEAT AND SMOKE VENTILATORS AND EXPLOSION RELIEF VENTILATORS HAVE ALSO BEEN USED WORLDWIDE IN OPERATIONS RANGING FROM AUTOMOBILE ASSEMBLY TO WAREHOUSING.