Broan 690Ra Housing Pack for 695Rb and 696Rnb. Standard 6-pack includes damper and plastic duct connector. Galvanized steel housing provides durability. Can be mounted in the ceiling or wall. Finish packs sold separately. UL listed for use over tubs and showers. Mounting Type - Ceiling, Wall. Duct Shape - Round. Voltage - 120 Volt. Brand - Broan - Nutone. Dimensions : Height - 3-5/8 Inch, Length - 7-1/4 Inch, Width - 7.5 Inch.