The Feit Electric BOX/OW/20/1G is a 1 Gang 20 cu. in. non-metallic switch and outlet box that’s designed to be used as an old work installation or retrofit project. This wall box is designed to work with non-metallic sheathed cable and is designed with durable PVC to resist rust and conductivity making it the perfect choice for any residential or light commercial applications. Chose a dependable 1 gang old work wall box from Feit Electric for your next project.