For outdoor, humid and corrosive environments. High-impact polystyrene will not rust, dent, fade or corrode. Scored plexiglass breaks cleanly with attached breaker bar. Sticks out 6 3/4" from wall. Surface mounted. Easy to install. Includes lock and key. Fire extinguisher sold separately.ULINE offers over 41,000 boxes, plastic poly bags, mailing tubes, warehouse supplies and bubble wrap for your storage, packaging, or shipping supplies.