This classic towel warmer design features 20 straight horizontal bars. The 4-4-5-7 bar configuration is ideally spaced to hold 4 towels. This unit warms and dries towels while also helping to keep bathrooms mold and mildew free. Unit dimensions are 20.5"W x 53"H. Accessories such as Bathrobe Hangers, Shelf Bars and Programmable Timers can be added to the unit for extra functionality. Wiring is also available on the left side for an extra charge, upon request.