New Safesiteâ„¢ Safety Chests from Justrite are ideal for the safe storage of flammables. Designed for portable, outdoor use, the worksite chests are built to OSHA and NFPA specifications, providing protected storage for fuels, paint thinners and solvents. The chests are constructed of 16-gauge welded steel and finished in a UV-coated powder paint finish.Justrite Manufacturing Co. LLC, Des Plaines, IL.