Optimizing the Comfort & Functionality of Frequently-Used Rooms. Teddico wide selection of bath vents, bath vents/lights/heaters, ductless bath fans, bath fan replacement parts & kits, gives you the quality and selection that helps you exceed customers’ expectations time and again. With a wide range of colors and styles to fit any preference, Teddico/BWF is your best source for residential and commercial bath vents.