Paint Spray Booth is used for spray painting by the operator using spray painting gun. Partial vacuum created by the exhaust fan sucks the fume particles through a water curtain.Paint Spray Booth cleans the air by scrubbing action in turbulent clean in order to keep the environment clean and friendly. It comprises of a throttle valve which controls water film thickness on the drain wall. Water pump and piping helps in proper circulation of water in this booth.