Product InfoHeng’s Industries USA, LLC is a premier manufacturer supplier of quality products for the recreational vehicle and marine industries.Weight: 5.3400Opening Type: ManualLength (IN): 22 InchWidth (IN): 22 InchMaterial: Aluminum Screen, Plastic LidWith Screen: YesWith Garnish: YesFeaturesFresh Air Ventilation: A Turn Of The Crank Provides A Large Vent Area, Lets Air Through, And Keeps Insects OutDependable Operation Featuring Leak-Resistant Lid And Weather-Tight FrameInstant Exit - Screen Opens Quickly To Assure Fast Exit Through OpeningSturdy Frame Installs Easily And Is Made Of Heavy Aluminum Extrusion To Assure Secure MountingLimited 90 Day WarrantyEscape Hatch; Manual Opening; 22 Inch x 22 Inch; With Metal Frame; With Aluminum Screen; White Lid; Plastic Lid; With Four 2 Inch White Metal Garnish