Installs Vertically or Horizontally Multiple Wattage Options, to Tailor to a Room’s Specific Heating Requirements NiChrome Open Coil Element For Quick Heat Transfer Squirrel Cage Blower Patented Smart Limit Protection The only convertible cabinet heater that can be installed either vertically or horizontally on the market. This narrow profile heater is only 3-5/8” tall and specifically designed to fit into kitchen or bathroom cabinets, providing warm comfortable air for a cold bathrooms or kitchens saving valuable floor and wall space.