Broan 2677H Housing Pack, Type IC Mount (4-Pack): 50 CFM, 0 sones, 4-inch duct, moistureproof steel housing with backdraft damper; fits rooms up to 45 sq ft.
Broan 50 CFM vent fan with light (4-pack). Quiet 2.5 sones for small baths up to 45 sq ft; incandescent light required; housings/finish kits sold separately; UL listed.