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> Antunes controls pressure or vacuum air operated switch
Antunes controls pressure or vacuum air operated switch
THIS IS A NEW ANTUNES CONTROLS PRESSURE SWITCH OR VACUUM AIR OPERATED SWITCH MODEL JD-2, WITH ON OR OFF SIGHT GLASS LEVER, ADJUSTABLE SCREW TO SET INCHES OF WATER COLUMNS FROM .O7 THRU 1.7 W.C. OR 2 THRU 40 mm W.C.
