Envirco: MAC 10® Original Fan Filter Unit
Low Sound. Low Watts. Low Profile. Industry-Leading Clean Air Performance MAC 10® Original Fan Filter Unit The Envirco® MAC 10® Original Fan Filter Unit (FFU) was the first in the industry to combine low sound, low energy usage, and a slim profile. Measuring only 51 dBA and operating at just 310 watts @ 90 fpm,

Low Sound. Low Watts. Low Profile.
Industry-Leading Clean Air Performance
MAC 10® Original Fan Filter Unit
The Envirco® MAC 10® Original Fan Filter Unit (FFU) was the first in the industry to combine low sound, low energy usage, and a slim profile. Measuring only 51 dBA and operating at just 310 watts @ 90 fpm, it delivers quiet, energy-efficient performance that lowers operating costs. At less than 13” tall, it also provides one of the lowest profiles available.
The MAC 10 Original comes standard with an integral HEPA filter, requiring unit removal from the ceiling grid for filter replacement. The RSR model allows filter replacement from the roomside with a knife edge/gel seal construction. The RSRE model goes a step further, enabling both the filter and motor/blower assembly to be replaced from the roomside.
Standard Features
- Quiet operation: only 51 dBA
- Energy efficient: 310 watts @ 90 fpm
- Low profile design (< 13”)
- Three-speed switch (low, medium, high) on all 2’ x 4’ units
- Solid-state speed controller (2’ x 2’, 2’ x 3’, and RSR models)
- Forward-curved centrifugal fan
- HEPA UL900 filter, 99.99% efficient @ 0.3 micron
- Snap-in prefilter for easy maintenance
- Walkable plenum (excluding prefilter), rated at 250 lbs
- Mill-finished aluminum exterior
- UL listed with standard UL900 filter
Optional Features
- Solid-state speed control (2’ x 4’ models)
- Room-side replacement (RSR) with gel seal filter
- RSRE for roomside replacement of filter & blower/motor
- ULPA filter: 99.9995% efficient @ 0.12 micron
- PTFE boron-free ULPA filter option
- Airflow indicator light
- On-site or remote monitoring and control system
- CE marked (230V units available)
- Duct collar (10” or 12”) for direct AC connection
- Fluorescent light option
- Ion bar for static control (power supply required)
- Powder coat or stainless steel finish
- Room-side challenge & static ports
- Knife edge for gel track ceiling grids (RSR & RSRE)
- Custom sizes/configurations available for mini-environments
- Metric sizes available
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