This Dryerbox is a must-have for anyone with a vented dryer. It is a 3.5" deep retrofit upward exhaust in-wall vent box that ensures a safe and efficient dryer venting. Made of shiny metal and suitable for built-in/integrated installation, this Dryerbox is designed to accommodate more than 5 items in the set, including the RB 400 model and suitable for silver-themed decor. It measures 4 inches in depth, 12 inches in width, and 20 inches in height, making it the perfect fit for any vented dryer setup. The Dryerbox set includes a Dryerbox and is ideal for anyone looking to upgrade their dryer venting system.