CLAPPER'S BUILDING MATERIALS, INC P. O. BOX 335   144 ELEVENTH AVENUE MEYERSDALE , PA   15552 814-634-5931 www.clappers-inc.com LOWE'S 1730 N. CENTER AVENUE SOMERSET , PA   15501 814-289-2000 SOMERSET DOOR & COLUMN CO./SDC BUILDING CENTER 1123 S. EDGEWOOD AVENUE   P.O. BOX 755 SOMERSET , PA   15501 814-445-9608