This is a Clean Rooms International 12100 SAM22 MS NCR HEPA Ceiling Terminal Fan Filter.

What you will get:

• 1 Clean Rooms International 12100 SAM22 MS NCR HEPA Ceiling Terminal Fan Filter Consisting of:
  • SAM MS GS 22 HEPA Ceiling Terminal Fan Filter
  • Clean Rooms International 302071 (Camfil 855025791  Filter (Q7-23.62-23.62-G-03-T3-1D-00-0)
    • )Nominal Airflow 340 cfm
    • Filter Class F
    • Efficiency 99.9995%
    • Pressure Drop .678

    These units do not come with the 302190 Prefilter 20?x20?x1?, 30% ASHRAE efficient, pleated type (about $12).

    This is my items 4835 4836. These are used in excellent condition. 
    
    It came out of a large building and it was part of a Clean Room.
    
    2 were available at listing time.
    
    Check out my other items where I have a lot of other HVAC Parts and accessories for sale.
    
    More Information:
    

    CRI Model SAM MS GS 22 HEPA 115 VSC.   SAM MicroSound GS 22 Fan Filter units feature a true HEPA filter designed for 90 FPM average face velocity @ initial 0.47 w.g. and has a rated efficiency of 99.99% @ 0.3 micron or larger.  The roomside replaceable filter housing, nominal 2' x 2' housings are fabricated from steel with a white powdercoat finish and knife-edge, Gel Seal filter seals for zero air leakage around filter. 

    The energy efficient N310 motor blower is a low watt, backward curved impeller, single phase, permanent split capacitor type motor blower assembly with thermal overload protection. Units are available in 115V/1/60. Airflow ranges from 220 to 340 CFM for a 2 x 2 unit; 220 cfm at 90 FPM.

    SAM MicroSound Fan Filter Units include a gel seal, 99.99% efficient HEPA filter with white epoxy diamond pattern discharge grille, 30% ASHRAE pleated type prefilter, seismic clip suspension points, safety switch which disables the unit while servicing, and solid state variable speed control with RFI suppression, for adjusting and balancing the airflow. 

    Final filters are are tested according to accepted procedures as described by the Institute of Environmental Sciences (IEST) and/or ISO standards. The standard HEPA filter is 99.99% eff; an ULPA grade 99.9995% eff. filter is available as an option.
    
    SAM MicroSound Fan Filter Units include a 99.99% efficient HEPA filter, 30% ASHRAE pleated type prefilter (No prefilter is included on these units., seismic clip suspension points, safety switch which disables the unit while servicing, and solid state variable speed control with RFI suppression, allowing the airflow to be fine tuned. Housings are fabricated from steel with a white powdercoat finish and include seismic clip suspension points. The energy efficient N310 motor blower is a low watt backward curved impeller, single phase, permanent split capacitor type motor blower assembly with thermal overload protection. Units are available in 115 Volt (60 Hz), ( These are 208-230 Volt (50/60 Hz) and 277 Volt (60 Hz). Final filters are protected with a white epoxy diamond pattern grille and are tested according to accepted procedures as described by the Institute of Environmental Sciences (IEST) and/or ISO standards. The standard HEPA filter is 99.99% efficiency and an ULPA grade 99.9995% efficiency filter is available as an option.