GP4533 Industrial Airless Paint Sprayer adopt advanced technology and unique design, the failure of “Dead Point” in switching over will not occur easily to industrial airless spray equipment of Model GP 4533; this equipment will not also be caused to stop due to the “frost” formed by the “adiabatic expansion” at the exhaust parts; with a silencer of new type equipped, the exhaust noise of this equipment has been reduced greatly; with a gas distribution and switch over equipment of unique design equipped, the action of switching over of this equipment become both flexible and reliable with less compressed air consumption and reduced energy consumption;