Fill: The fill consists of modular blocks of rigid PVC honey comb construction. As a result the time contact and heat transfer between water and air is increased greatly Fan Motor: The fan motor is of totally enclosed type, as per IP-55 and suitable for outdoor mounting. Bird screen is also provided FRP Body: The tower casing is made of tough fiberglass reinforced plastic construction. It has sufficient structural strength to withstand high industrial vibration and wind velocity. Casing of cooling towers up to 500 tons capacity are of molded construction Anti Corrosion: All M.S. internal components are of H.D. pipe and hard wares are of stainless steel, thus the problem of corrosion is almost eliminated Draft Eliminations.