A valve is a device that regulates or controls the flow of a fluid (gases, liquids) by opening, closing, or partially obstructing various passageways. Valves are technically fittings, but are usually discussed as a separate category.
VALVES
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A valve is a device that regulates or controls the flow of a fluid (gases, liquids) by opening, closing, or partially obstructing various passageways. Valves are technically fittings, but are usually discussed as a separate category.