This versatile extension adapter box provides an attractive, durable solution that is ideal for remodeling projects in offices, schools, and residential or commercial buildings. The extension adapter box is for extension from existing flush switch and receptacle boxes. It has a durable metallic construction allowing it to last a lifetime. 10-32 ground screws are provided with the purchase of this product.. Compatible with series 500 and 700 raceway. Scratch resistant ivory finish. May be painted with latex based paint. UL and ETL listed