Place wood braces tight under the sink for support.
Attach wood brace to underside of granite counter.
Wipe around the bottom edge of the countertop that will contact the lip of the sink with a clean rag and acetone.
Attach at the ends of the countertop.
Heavy solid slabs of stone such as granite glue in place on top of the.
Lift the sink into place and hook the top ends of the bar clamps over the wooden brace to support them.
Most base cabinets will have wood braces running at one or more points through the middle of the cabinet on longer cabinets and on sink base cabinets.
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Place a wooden brace long enough to span the sink opening on the countertop.
How to secure countertops.
Apply a 1 2 inch chord of silicone sealant around the entire perimeter of the sink on the lip that will contact the countertop.
Attach the l shaped corner braces from the bottom of the butcher block countertop to perpendicular wood elements in the cabinets.
Place a wooden brace long enough to span the sink opening on the countertop.