Fan filter units are increasingly used in contamination control environments such as clean rooms. They consist of a small fan, controller, and a HEPA/ULPA filter enclosed in a box. They maintain specific airflow, and are commonly installed into ceiling grids, typically 2x4 ft or 4x4 ft.

Features

	EC brushless DC motor with internal microprocessor
	Digital Speed Control: constant airflow over a wide range of external static pressures
	Low power consumption FFU at 80 watts
	Low sound at only 48 dBA
	High Efficiency Particulate Air (HEPA) Filter: 99.99% @0.3 micron
	1.00 in. w.g. (250 Pa) of external static capability at 90 ft/min (0.45 m/s)with HEPA filter
	Forward inclined centrifugal-type fan
	Walkable plenum (excluding prefilter)
	Snap-in prefilter; no tools required
	Meets latest IEST Recommended Practices
	UL Listed (120 V, 240 V, 277 V) and CE Marked (240 V) units available
	Various sizes available

Options

	Room-Side Replaceable (RSR): gel seal filter element (available on RSR and RSRE models)
	Infrared Speed Controller: room-side airflow adjustment with a hand-held remote control
	A/C Collar (12 in. (305 mm) diameter): direct connection to air conditioning supply
	Knife Edge: easy placement in gel track ceiling grid systems
	Fluorescent Light: provides illumination with minimal airflow disruption
	Ion Bar: neutralizes static charges below the HEPA filter
	Painted or Stainless Steel Exterior
	Ultra Low Penetration Air Filter (ULPA) Filter: 99.9995% @ 0.12 micron
	ePTFE Boron-Free ULPA Filter
	Monitoring & Control System: on-site or remote monitoring and adjustment from computer terminal
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