Flowhood Fan Unit with installed HEPA Filter with handmade welding and closures for Mushroom Growing Lab Biological Procedures

  
Filter, pre filter with fan and speed control 120v - 2x4 option 22.6" x 46" x 13.8 (hxwxd). A new self-contained fan filter unit (ffu) can be used as a turnkey flow hood or for positive pressure/filtration in a clean room/lab environment. Can be used in vertical or horizontal positions. 2x4 option 22.6" x 46" x 13.8" (hxwxd) requires a 4-6" air gap behind the unit for intake airflow. Material galvanized steel with aluminum paint. 120v 60hz fan with adjustable speed controller. Air velocity 70-150 ft/min adjustable with 3 speeds. This item is made of metal and plastic, fabric, hepa filter, motor, rotor.