The MAC 10® Original Pro fan filter unit model is a low noise, low power consumption solution with one of the lowest height profiles available in the market. It delivers the same trusted performance as the MAC 10® Original with an improved cabinet design and features: 

• Less than 13 inches tall (330mm) for low profile installations
• Measures 51dBA sound levels mimimizing unit noise 
• Rated at 305 watts at 90 FPM with Forward Curved Centrifugal Fan
  for lower operating costs 
• Robust steel construction with a powder-coated white finish
• Available sizes: 2'x4', 2'x3.5', 2'x3', 2'x2'
• UL Listed voltages: 115V, 208-240V, 277V
• Challenge port knockouts for Remote Aerosol Injection
• Standard Variable Speed Control for adjustable fan control
• Eyebolts for suspended installations
• Panel-style HEPA filter (99.99% efficient @0.3 microns) enabling a
  lower profile design
• Filter guides and locking toggle latches for convenient serviceability