An inline air flow measuring station features two eggcrate air straighteners with one-half-inch openings spaced twelve inches and six inches apart within the ductwork. An air flow sensor is positioned centrally between the two straighteners to monitor velocity pressure.
6" 12" AIR FLOW EGGCRATE AIR STRAIGHTENER WITH 1/2" OPENINGS (TYP OF 2) AIR FLOW SENSOR
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