Justrite Hazardous Material Safety Cabinets have the same quality safety features as the cabinets for flammables. All models come with double-wall construction, dual vents, grounding wire connections, adjustable shelves, leakproof sills, three-point self-latching doors and leveling feet. Self-close door(s) shuts and latches automatically when a fusible link melts at 165�F (74�C) under fire conditions. Unique, concealed self-closing mechanism offers obstruction-free access to contents.