Labconco Corporation 4' XPert Filtered Balance System, Tall & Deep 3950431

XPert Filtered Balance Systems provide user protection by keeping powders and particulates contained during weighing procedures. Patented features include an ergonomic air foil with Clean-Sweep openings to enhance airflow and a zone-perforated rear baffle that creates horizontal laminar airflow to maximize containment. Exclusive features include: 30.0" deep interior to accommodate large micro and analytical balances; upper dilution air supply; upper containment sash foil; side-entry air foils; and true bag-in/bag-out filter disposal system. Other features include: 99.99% efficient exhaust HEPA filter; variable speed, built-in blower with dynamically balanced, vibration-isolated motorized impeller; intrinsically-safe, negative pressure design; pressure gauge; space-saving design; upper diffuser screen; quiet operation from 58 to 70 decibels; epoxy-coated aluminum and steel construction; fluorescent lamp and switches for blower and light; speed control; 1/4" thick tempered safety glass front sash and sides; ergonomic 10° angled and hinged pivoting sash with wiping seal; two utility ports; and independently-verifi ed particulate containment.