VK-1

If your application requires exhausting of the filtered air to the outside or into a duct system, our outside vent adapter kit makes it easy. A simple conversion to the blower unit provides for conversion to a standard 10" x 3 1/4" flange which then can be adapted to almost any size ductwork. A 5" diameter adapter is included. Please specify if your requirements is different. we can supply 4", 5", 6" or 8" adaptors if requested