Erlab Captair Bio 391 Smart Mobile Ductless Filtering PCR Workstation features a high efficiency filtration system that provides a particulate free atmosphere around the manipulation. A high energy UV light is used to decontaminate the worktop from biological cross-contamination between operations..https://www.gaiascience.com.sg/productdetails/captair-bio-391-smart--mobile-ductless-filtering-pcr-workstation