 Advance Roofing, Windows, Siding, Doors, and Decks. Don't chance it, advance it. Summertime living is outdoor living. So, get to Advance Roofing, Windows, Siding, Doors, and Decks today and get 20% off all your exterior projects booked in July. The great outdoors will be even greater on your new deck. Or, say bye-bye to bugs in your new screened-in room. Get the ideas started at either Advance Showroom, Dawson Drive in Newark, DuPont Boulevard in Millsboro,