Regular inspection services to identify and prevent seam leaks.. High-quality caulking for effective seam sealing on metal roofs.. Specializing in flat roof installation and repair in Buckhannon, WV.. For over a decade, Smile Roofing WV has been a leading supplier of superior roofing materials and expert installation services throughout West Virginia and of course in Buckhannon. Although not every state issues licenses for roofing pros, it's important to check with your county or city if hiring a licensed roofing contractor is necessary. Typical roofing repairs cost between $380 and $1,800 on average.