A "steel backsplash" refers to a protective covering made of steel that is installed on the wall behind a stove or sink. It is used to protect the wall from moisture, heat, splashes, and stains. Full definition
We're planning on taking out the stainless steel backsplash tiles and replacing them with more traditional subway tiles this spring. (findingsilverpennies.com)
Even when appliances are all stainless steel, a stainless steel backsplash can give it the industrial feel and look. (thesinglenester.com)
These stainless - steel backsplashes support a rail system that keeps cooking utensils in view and easily accessible right on the walls a la Julia Child's, My Life in France. (bhg.com)