Q: The blades on my ceiling fan are very dusty. Does dust buildup affect the fan's performance? A: If there is a lot of dust built up on the blades, it might affect the speed, cause the blades to ...

There are so many reasons why you'd want to upgrade an old ceiling fan. Maybe it's already sluggish and doesn't serve its purpose on a hot day, or it keeps making weird sounds that not even the WD-40 ...