Cut a shim just thick enough to slip under a straightedge spanning the drywall corner. Use this shim to elevate the outside edge of your trim molding before cutting it. Trim back the drywall with ...

The corner of the bead will lie too low ... screws along the top edge or well away from the outlet openings. Trim excess drywall away along tight box edges with a utility knife (top right ...

Founded in 1969, Trim-Tex had grown from extruding one kind of vinyl drywall corner bead to manufacturing more than 200 products from a proprietary blend of primarily recycled vinyl materials.