Kurtzons vandal resistant light fixtures are designed for high abuse public areas where the fixture needs to withstand impact, prying and even severe weather. Aluminum or steel housings accompanied by tamper-proof screws and standard polycarbonate lenses make the Kurtzon vandal resistant line of lighting products ideal for your high-traffic, high-impact areas.; The VL-FS-1X1-LED troffer is a 11 high efficiency LED luminaire designed for recessed or surface mount applications. The hole free construction and robotically seam welded enclosure is designed with tampering and moisture in mind. Adding to the secure design is a door frame secured with four Torx Head with Center Pin Reject stainless steel screws.