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fDesc[0] = "Guaranteed Flow Rate from a Flow Calibrated Orifice. Simplicity, Cost Effective, Safety &ndash; an accurate better way to control gas flow control system.<br /> <br /> A pressure regulator plus a flow-calibrated orifice is an excellent method of controlling the flow of a gas. An orifice can be flow calibrated and used over a range of flow rates by varying the inlet pressure.";

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