Ahmed Muhammed Alrashayda Basic Refrigerant Circuit Course July 2, 2022, 5:15 am

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Low pressures are often measured in inches of water column or “WC. Like most units of measure, it has a very simple origin; in a water manometer, 1″ of water column is literally the amount of force it takes to raise the column of water by 1”. While some water manometers (water tubes) are still […]
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