Specifically, home improvement megalith The Home Depot is offering some of its biggest online deals of the year during its Decor Days savings event, September 18 to 21. This means offers up to half off on furniture, home décor, and bathroom items. Go here for the Decor Days savings event home page, or see even more deals and coupons from The Home Depot this month. The Home Depot Decor Days Bathroom DealsOne of the biggest categories for savings during the Decor Days savings event is bathroom fixtures, with up to 40 percent off on multiple categories of bathroom goods through September 21. The Home Depot Decor Days Lighting and Flooring DealsLighting is kind of a no-brainer for fall home decor sales at retail giants like The Home Depot, as the overhead lights start to dim on the entire Northern Hemisphere.