Secure the Shelf to the Wall Use 4-in. lag or construction screws to secure the 1×8 back rim to the wall studs. Drive two screws into each stud—one high, one low. Step 5

Secure the Shelf to the Wall Use 4-in. lag or construction screws to secure the 1×8 back rim to the wall studs. Drive two screws into each stud—one high, one low. Step 5