The Stopper® Dome and Strobe Damage Stopper® product series is manufactured from enhanced chemical resistant polycarbonate material. These enhanced chemical resistant covers are designed to provide maximum protection against physical damage (both accidental and intentional), dust, grime and damage from severe environments indoors and out. The STI-1229-WD is a weatherproof cover for surface mount applications which can be used in wet or hose down areas (such as kitchens, cafeterias, meat packaging plants, showers, outdoors, etc.). This product series has specific strobe units that are UL Listed to US and Canadian safety standards. The installation process is fast and easy for these enhanced chemical resistant covers.