Dual speed flow control valve

摘要

An exemplary embodiment of the invention is a dual speed air control valve including a first sheet having an aperture therein and a second sheet continuously secured to the first sheet along a periphery of the first and second sheets. Further, a third sheet in continuously secured to the second sheet along a periphery of the third and second sheets. The first sheet defines at least one aperture in fluid communication with the third sheet. The third sheet defines at least one aperture in fluid communication with the first sheet.