Roots Blower falls into the category of dry, gas transfer pumps, which are mounted at the inlet of a primary/backing pump, boosting its performance. With this combination, one can achieve increased pumping speed and pressure. This Twin Lobe Roots Blower can be used in vacuum systems. This pump comprises a motor, loose bearing, intake port, roots piston, gear, overflow valve, suction chamber, and outlet port among many major components. The roots blower (twin lobe type) and PD (positive displacement) blower are used in sewage treatment plants, effluent treatment plants, dewatering, water treatment plants, central vacuum cleaning system, pneumatic conveying system, blending, air drying etc.