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Viega is a family owned international manufacturer of Plumbing and HVAC solutions. Viega sells PEX for Radiant heating and plumbing systems along with copper , stainless, and metal alloy pipe along with mechanical pressure fitting products.
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Diaphragm valves can be controlled by various types of actuators e.g. manual, pneumatic, hydraulic, electric etc. The most common diaphragm valves use pneumatic actuators; in this type of valve, air pressure is applied through a pilot valve into the actuator which in turn raises the diaphragm and opens the valve. This type of valve is one of ...
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