A. Filter I.D. Window:Â A convenient, strategically placed front cover window shows the installed filter part number and installation date to encourage timely filter replacement.
B. Control Panel:Â Electronic controls and displays include switches for the blower and filter blockage alarm.
C. Filter Blockage Alarm:Â Continuously monitors filter loading and alerts user when service is needed.
D. Air Velometer:Â An analog air velocity meter is positioned in the user's field of vision.
E. Steel Support Frame:Â The chemical resistant epoxy coated steel frame adds mechanical strength. Optional all polypropylene construction is available if desired; see accessories.
F. Hinged Front Sash:Â When closed, the cabinet sash protects the contents from inadvertent external contact and better isolates the air within. The sash is easy to open and close.
G. Work Surface:Â The internal work surface can be fitted with an optional polypropylene (available in black or white) or stainless steel tray; see accessories.
H. Pass Through Ports:Â Electrical cords and cables are safely routed into the cabinet through ports on the back.
I. Electrostatic Pre-Filter:Â The electrostatic pre-filter is accessible from inside the chamber and 91% effective down to 1-3 microns.
J. Filter Door Key:Â Filter access keys prevent unauthorized removal or accidental exposure to dirty filters.
K. Dynamic Filtration Chamber:Â The dynamic filter chamber prevents any possible leakage of contaminated air by pressurizing the fan plenum (positive air) and depressuring the filter compartment (negative air).
L. Internal Manual Speed Controller:Â Authorized personnel may set the EC motor speed as desired.
M. Stand:Â Optional mobile cart with locking casters.
N. Safety Filter: The optional carbon or HEPA/ULPA safety filter adds an additional layer of protection.
O. Air Sampling Port:Â A filtered air sampling port allows manual filter monitoring.
P. Track & Wheel System:Â The filter glides in on a wheel and track system, then clamps tightly against the filter gasket to prevent filter tears and maintain filter integrity.
360 Degree Visibility:Â Clear acrylic back and side panels allow ambient illumination into the chamber and provide users with an unobstructed view of its contents.
Construction:Â All models are available in either metal or polypropylene construction. See selection chart for specifications and dimensions. Specify metal or polypropylene when ordering. Available in 120v /60 Hz and 230v /50 Hz models.
