switches: microprocessor-based switches for blower, led light & uv light with lcd back light display. (uv light with timer)pre-filter: 99.00% down to 5 micron.hepa filter: iso 14644 class5(class100) 99.97%-99.99% down to 0.3 micron. mesh guard for protection of hepa filter.airflow: frontward horizontallynoise level: 60 decibel 5%.velocity: 0.35-0.50m/sec.work table: made up of stainless steel 304gr. cock for gas on work table.side panels: 6mm.5mm thick acrylic sheet.front door: made of acrylic.uv lamp: 15/30w, make philips holland, illumination: led white light.pressure: digital manometer 0-50mm range with filter failure alarm.power supply: 230v 10v/50 hz single phase a.c.cabinet: stainless steel 304 grade.heavy duty blower: dynamically balanced with 0.25 hp electric motor mounted on anti vibration pad 1440 rpm motor.working area size 60x60x60cm.working area size 90x60x60cm.working area size 120x60x60cm.working area size 180x60x60cm.