This BlueDri Air Shield 550 can be used by painters, during water/flood restoration, construction, crawlspaces and attics, home repairs, remodels, painting, sewage, mold remediation, fire damage restoration, water damage restoration.
I bought it new and the only owner. I've lightly used it at home only and as you can see in pic it is still under 1000 running hours and is in very good condition like new.