Holidays and Sales Events: Watch out for sales events during major holidays such as President's Day, Memorial Day, Independence Day, Labor Day, and especially Black Friday. Retailers might offer discounts on bathroom fixtures, tiles, and other materials.

Typically a custom vanity costs about twice as much as a prefab vanity because there are more subcontractors involved in making and putting the vanity together. Plus, you need to purchase materials separately from various vendors (vanity base, counter top, sink, & hardware).