Upadhaya Valves Manufacturers Pvt Ltd supplies Pneumatic Operator Butterfly Valve. Upadhaya Valves Manufacturers Pvt Ltd has received ISO 9001:2000 certifications. Pneumatic Operator Butterfly Valve has the quality of Ease of replacement of the rubber seat, including labor, without having to discount the valve disc, shaft or any part of the assembly. Pneumatic Operator Butterfly Valve is suitable for safety in vacuum circuits, without the fear that the rubber seat may be displaced as this is strongly fixed with set screws to the valve body. It is available in the size of 40-300mm valves.