When you're shopping for a new ceiling fan, take a look at the following attributes:
The Finish: The more expensive ceiling fans have a sealant added to prevent wood from warping and peeling. A good quality finish on metal blades helps prevent tarnishing from occurring and helps prevent scratching.
Blade Pitch: The wider the blade and the higher their angle the more air that gets circulated. The more expensive fans have a blade pitch of about 12 to 14 degrees.
The Quality of the Fan Motor: The best fans are rated as an Energy Star product. This guarantees a quality fan. The motor will have a 30 year warranty and will operated 50 percent more efficiently than conventional ceiling fans.