When you're adding a fan to a room with a lower ceiling, you will want a flush mount ceiling fan, or what is often called a "hugger" in order to keep the fan as close to the ceiling as possible.
4 Options
Rozzen 52-inch indoor/outdoor Energy Star hugger ceiling fan in midnight black finish
Visual Comfort & Co. Fan Collection
3RZHR52MBK
$379.00
3 Options
Simple Flush 60in Hugger Fan
Minka-Aire
F874-CL
$359.95
3 Options
Avtur 60in Flush Mount Ceiling Fan
Minka-Aire
F663-SBR/WHF
$579.95
4 Options
Rozzen 44-inch indoor/outdoor Energy Star hugger ceiling fan in aged pewter finish
Visual Comfort & Co. Fan Collection
3RZHR44AGP
$359.00
10 Options
Collins 52-inch indoor/outdoor smart hugger ceiling fan in midnight black finish