The FW4 fluorescent fixture is designed for rough service and wet location applications. The FW4 has a low profile 3-3/4” (10cm) polycarbonate enclosure and lens, which is vandal resistant and UV stabilized. All hardware is rust proof. Ideal for tunnels, canopies, shipping docks, refrigerated areas or any non-hazardous environment that requires a wet location listing. Each unit is shipped with spare lens clips. Every box has a template for ease of marking for a faster installation.