Piston Type Double Station Screen Changer is well known for having large filtration area, uninterrupted operation and consistent filtration performance. This type of screen changer is equipped with ergonomic air vent and pre-filling facility. As part of its design, its filter screen is equipped with bearing bars that have numerous small holes and large filtration screen. This screen changer is compatible with different grades of polymer. Long working life, ergonomic look and high output are the key characteristics of this screen changer.