Honeywell International, Inc. Shutter/Louver/Damper ZD18X10

RECTANGULAR, PARALLEL BLADE TYPE EXTRUDED ALUMINUM BLADE/FRAME MATERIAL 18 INCH LENGTH X 10 INCH HEIGHT OVERALL SIZE DAMPER VOLTAGE RATING 24 VOLT AC AT 60 HERTZ CURRENT RATING 0.32 AMP MOTOR TYPE POWER CLOSED, SPRING OPEN MOTOR CONNECTION TYPE 4 INCH LEAD WIRE MOTOR TIMING 30 SECOND (POWER OPEN)/10 SECOND (SPRING-RETURN) MOUNTING TYPE SIDE USED ON ZONING SYSTEM SERIES ZD MODEL