The Powered and Turbo Roof Ventilators are used in different purposes. Pullman Engineering Systems Pvt. Ltd. Manufactures Powered and Turbo Roof Ventilators. Pullman Engineering Systems Pvt. Ltd. Supplies ventilation and pressurisation systems, dust collections systems, fume extraction systems, pneumatic conveying systems, etc. The Powered Ventilators are available for 3 different types of mounting on the roof i.E. Flat, slope, and ridge type. It consist of a bottom barrel in which is encased a cast-aero foiled section aluminum impeller directly mounted on the shaft of flange mounted TEFC motor & on top of the Barrel is a hood Having bird-screen. It is available in sizes from 12" to 48" & is light weight, Low RPM highly efficient for exhausting out hot & foul air that remains suspended in the plant. The turbo ventilators are available in sizes 28", 32" OD and consist of aluminum fins, Top cover, bottom ring, shaft, supports in stainless steel with FRP base.