A sink installation is easier to plan when the sink, cabinet, plumbing, faucet, and drain layout are considered together. Before calling, identify what is being changed and whether the existing connections can support it. A new sink can expose issues with shutoffs, countertop openings, drainage, or cabinet clearance.
Define The Installation
Decide whether the project is a replacement in the same opening or a new installation. Record the sink’s length, width, depth, bowl configuration, mounting style, and drain locations. An undermount, top-mount, farmhouse, bar, or wall-mounted sink may require different cabinet and countertop work.
Check Space And Access
Measure the cabinet opening and check for drawers, shelves, disposal equipment, water filters, and supply lines that could interfere. Confirm that the countertop opening suits the new sink. A deeper basin may reduce clearance for the trap or disposal, while a different drain position may require changes below the cabinet.
Inspect Existing Connections
Look at the shutoff valves, supply hoses, trap, drain arm, faucet holes, and countertop condition. Corrosion, seized shutoffs, brittle hoses, slow drainage, or a damp cabinet floor may expand the project. The visible leak may come from a connection rather than the sink body itself.
Coordinate Fixtures
Choose the faucet, soap dispenser, sprayer, disposal, air gap, and filtration equipment before installation when possible. The number and spacing of faucet holes matter. If the new sink has no matching holes, a countertop change or a different accessory arrangement may be needed.
Prepare For The Visit
Clear the cabinet and the work area, protect stored items from water, and keep the sink and manufacturer instructions available. Photograph the existing connections before removal. Do not force a corroded shutoff or cut a countertop unless the installation plan accounts for the final fixture dimensions.
Clarify The Scope
Ask whether the work includes faucet and disposal reconnection, drain changes, countertop modifications, sealing, removal, and testing. A local provider can identify the boundary between plumbing work and cabinet or countertop work. The next step is to describe the sink, share measurements, and request an assessment.