Hellermann Tyton Residential enclosure structured wiring box in white color has 18-gauge cold rolled steel construction to provide high strength and enhanced durability. It provides a simple, easy to use structured cabling system designed specifically for residential, small office-home office and multi-dwelling unit applications. It consists of cover, mounting brackets and hole grommets for reliable use. It measures 4 Inch x 14.100 Inch x 18 Inch. Box can be surface-mounted or recessed mounted in between standard 16-Inch studs. It features a 3/4-Inch overlap to hide irregular drywall cuts and equipped all drywall thicknesses. It features two knock-outs on the bottom for AC power outlets in recessed or surface mount installations. It includes grounding screw for proper electrical grounding. Enclosure structured wiring box is RoHS complaint.