Installing granite countertops with undermount sinks demands precision at the planning stage: measure your cabinet layout three times, accounting for the sink’s precise dimensions plus the required lip overhang of typically 1.5 to 2 inches. Order your granite slab with cutouts templated by a professional, as DIY sink hole cutting risks catastrophic cracking in this brittle material that can exceed thousands of dollars in replacement costs.
Secure the undermount sink to the granite underside using a two-part epoxy specifically formulated for stone, applying support brackets every 6 to 8 inches around the sink perimeter to …









