The M Series HEPA Fan Filter Units sit on top of your cleanroom in 2′ x 4′ or 2′ x 2′ ceiling grid where they clean and pressurize air flow into a cleanroom.
The M Series has a variable speed dial for modulating the cubic feet per minute (CFM) flowing into your cleanroom. (400 CFM on lowest speed setting, 750 CFM on highest speed setting).
The HEPA filter that sits inside the unit is 99.99% efficient at stopping 0.3 micron particles and has an ASHRAE pleated type pre-filter. It sits inside a white epoxy diamond patterned grille.
Shown Here on a Clean Fast © M Series the fan sits inside the unit pushing air through that is filtered by the Prefilter that sits on top of the fan.
The energy efficient motor blower is a low watt backward curved impeller, single phase, and permanent split capacitor type offered in 115 Volt (60Hz), 208-230 Volt (50/60 Hz), and 277 Volt (60Hz) versions.