Call on us for the best in Residential and Commercial: Shingle Roof Repair Shingle Roof Installation Metal Roofing and Metal Siding Replacement Windows and Doors Overhead garage doors installation and repair Pole Building Construction, and Packages Keystoker Coal Stoves – Available in Manual or Automatic Feed Serving Westmoreland, Fayette, Somerset, Southern Allegheny, Eastern Washington, and Eastern Greene Counties. At Tri▼County, our mission is to provide affordable solutions with responsive, home-town service. We’re your neighbors, serving our local communities with pride. That’s why no job is too small, and there’s no challenge we wouldn’t appreciate quoting for you.