VIREX ru tsev lub voos xwmfab loj hlob tsev pheeb suab yog ib qho qauv tsim, zoo li lub tsev.Designed rau attics, ru tsev, thiab hauv qab daus, tso cai rau koj mus cog nroj tsuag nyob rau hauv attics, chav tsev, hauv qab daus, thiab chav nrog tsawg ceilings.