Inquiry (采购产品): Filter for Isoflorine We need to provide an inroom exhaust system that will recirculate the air back into the room after it is drawn through the filter. They will be working with an anesthetic called isoflorine. Do you have any filters which will work? Please let me know. Gino Joseph Mortech Manufacturing Company **** Hidden Message ***** Gino Joseph 91702 USA Company: Mortech Mfg Co E-mail: gino@mortechmfg.com **** Hidden Message ***** gino@mortechmfg.com