sanding cultured marble
WEBMar 9, 2000 · Now take a utility knife, and VERY carefully cut out the shape of the edge of the cutltured marble top. Since the drywall is usually 1/2" thick, you have just allowed yourself 1/2" more room to work with. Now slide the top over until the edge is sitting in the cutout. Caulk and seal the edge, and it will look as though the top fit snug as a bug ...