Southwire - Topaz weatherproof single gang boxes are designed for use with lighting fixtures, switches and other electrical devices. Fabricated from strong, durable and lightweight copper-free aluminum and available in 3, 4 and 5 holes, side opening models with an 18 cu-in capacity. Precision manufactured for optimum performance and longevity, premium powder coat finish ensures integrity; knockouts range from 1/2 in to 1 in. Available in gray, bronze and white; UL listed, 2011 NEC and NEMA 3R compliant. Point of purchase packaging promotes self merchandising and easy display.