The PHEROH make Pass Boxes are one of the safest contains clean zone cross contamination of material in transit .Pass box one door will be open at a time with a electromagnetic interlocking to avoid the cross contamination. UV tube light will be on when both the doors are closed. Dynamic pass box with standard mini pleat HEPA filter (Eff.99.99 % down to 0.3m) & PHEROH make pre filter(Assign 90%eff.) and Motor Blower assembly in options of 500 and 1000cfm. With UV resistant glass windows & DOP port to validate check inside the pass box. Hour meter will be provided for UV.