Sink support
Confirm mounting method, compatible countertop, manufacturer minimum base size, bowl support and clip access.
Plumbing space
Allow for the drain, disposal, faucet, shutoffs and any pullout storage. Keep service access after installation.
Handle spacing
Measure existing holes center-to-center for replacements. Approve a drilling template for new fronts before the first hole.
Door movement
Test pulls at corners and beside appliances. Confirm screw thread and length for the actual door or drawer front.