Product description: The Metalux VT4 LED series is a high-efficiency industrial Vaportite luminaire designed for reliable performance in demanding environments. Its robust construction features a metal tray with an integrated heat sink, housed within a gasket-sealed, reinforced fiberglass housing to ensure resistance against dust and moisture ingress. The high-impact diffuser provides additional durability and uniform light distribution.This series is suitable for both indoor and outdoor applications, allowing for versatile surface, chain, cable, or stem mounting to adapt to a wide variety of industrial and commercial environments. NSF certified.