RAPP-IT Precipitator Vibrators (pneumatic rapper vibrators) keep plates, wires, and electrodes clean to maximize collection efficiency and minimize stack emissions.  The RAPP-IT pneumatic precipitator rapper vibrator features a Tefkote® bore for lubrication-free operation. The 3-1/8” piston is air-cushioned at the top of the RAPP-IT, eliminating stress on the head plate.  With an industry standard 3°30’ taper mount, the RAPP-IT is an off the shelf replacement rapper for any tapered transmission shaft application.  Industries Served: Power Generation, Pulp & Paper, Cement Production, Steel & Iron Production, Chemical Production, Foundries, and Waste Incineration.