The Chubbsafe Profile 31" NT fire filing cabinet features highly reliable document protection using modern materials & technology. Tested & certified to NT 017 Fire S60 for paper documents. Each drawer is protected from fire, even if one of the drawers is accidently left open, the other closed drawers are still protected by the built in fire resistant partitions. Chubbsafes Profile 31" NT60 2 Drawer 60 minutes fire protection Highly reliable document protection using modern materials & technology Tested & certified to NT 017 Fire S60 paper