Backyard by Design is a family owned and operated business. We are committed to providing quality products and unmatched customer service. Our goal is to be the preferred provider of maintenance free aluminum patio covers, pergolas, sunrooms, pergolas and other related services in the Tri-Cities and surrounding areas. Currently, Backyard By Design is a Metals USAâ€œPreferred Sunscapes Sunroom Dealer"Â and also an authorized provider of their full line of patio covers and related products. With unlimited possibilities....What can we build for you?. Serving the Tri Cities and surrounding area,we specialize in maintenance free aluminum patio covers,sun-rooms,pergolas,screen-rooms,decks,handrail and privacy walls.