Best For Extra-Large Rooms.
Ceiling fan for 20 ft ceiling. Standard rooms vary from 10x10 to 16x16 100 to 256 sq ft and includes large bedrooms living rooms and large kitchens. IYUNXI Enclosed Ceiling Fan with Lights and Remote Iron 72W Low Profile Ceiling Fans 20 Smart Flush Mount Ceiling Fan Indoor 3-Color Dimmable 7 blades 3-Speed Wind Timing Modern Bedroom Kitchen Black. It is an energy efficient fan which can cost you as little as 10 a year in energy costs.
Hunter Fan Company 51061. ENERGY STAR makes the following recommendations for ceiling fan diameter. A 20-foot ceiling would therefore require a 72-inch down rod.
Scaffolding in the room using double header nails as to make it easier to dismantle when you. This series of industrial energy-saving fans is a high-volume low-speed fan with a diameter of 72 meters and a rotation speed of only 50 RPM. Ft the maximum diameter for the fan should be 36 inches or a range between 29-36 737-914 cm.
24ft New Technology Ceiling Industrial Fan. Rooms up to 75 square feet 29 36 inches. Additional cable lengths Touchscreen 5 in Glulam brackets.
The fan can be used for exterior spaces or interior spaces which are up to 10 x 20 ft. XLarge Fans 80 to 99 Fans 20 x 20 Rooms. If you need to have a ceiling fan installed in your home especially one that is 20 feet off the floor consider hiring a licensed insured professional.
Ft calls for a maximum diameter of 48 inches or a range between 42 to 48 1067-1219 cm. For these we recommend 50 to 58 ceiling fans. Dont know if you would want to go this route but you could get 414 ft 2X4s and some 1X4s for cross bracing and construct a 6X6 ft.

