Lowe's and Sears carry slate gray appliances. GE also makes a specific brand of appliances in slate gray, known as GE Slate, and these are available on the GE Appliance website.
Both the Sears and Lowe's sites have a large inventory of appliances in this color, including refrigerators, ranges, microwaves and dishwashers. Sears also sells slate gray appliance bundles.
The GE Appliance website provides its customers with the ability to find different stores in their city that carry GE Slate appliances. By clicking on a specific appliance type, customers see a new page with these products. Click on the Where to Buy button to get to a page that asks for their ZIP codes. This generates a list of stores that have the particular GE appliance.