Licensed · Veteran-Owned · Master Plumber MP211014

Kitchen & Bathroom Sink Installation in Lilburn, GA

A new sink is only as good as the connections underneath it - one poorly seated drain or over-tightened supply line and you're wiping up a cabinet leak for months. Stars and Pipes Plumbing Atlanta installs kitchen and bathroom sinks across Gwinnett County - drop-in, undermount, and farmhouse - with the drain, trap, disposal, and dishwasher tied in leak-free and an upfront flat price. Veteran-owned, master-licensed (MP211014).

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Sink installations we handle

  • Replacing a worn, stained, or cracked sink

    We pull the old sink, clean the cutout, and set the new one - refitting the drain, trap, and supply lines rather than reusing brittle old parts that leak.

  • Switching from drop-in to undermount

    Undermount sinks hang from below and depend on the countertop material and a clean cutout edge. We confirm the counter can carry it and seal and support it correctly.

  • Installing a farmhouse or apron-front sink

    These are heavy and need the cabinet modified and a support ledger built. We handle the plumbing side and set it to the right height and overhang.

  • New bathroom pedestal or vanity sink

    Pedestals are secured to wall and floor in tight quarters; vanity sinks tie into the trap and stops below. We fit either and reconnect the faucet and drain leak-free.

  • Adding a garbage disposal or dishwasher tie-in

    A new sink usually means reworking the drain layout. We connect the disposal discharge and dishwasher drain so nothing backs up or leaks.

  • New-construction or moved sink location

    A relocated sink needs supply and drain lines run to the new spot. We rough in the plumbing and set the sink once the counter's in.

  • Old shutoff valves that won't close

    A sink swap is the right time to replace corroded, stuck angle stops so you can actually shut the water off later. We install fresh valves and supply lines.

  • Deeper or larger sink than the old one

    A deeper basin can throw off the P-trap alignment. We reconfigure the trap and drain to the correct pitch instead of forcing the old geometry.

Rated 5.0 by Local Homeowners

What our customers say

What to expect

  1. We confirm the new sink fits the cutout and the countertop can carry it before anything comes out
  2. Old sink and fixtures removed, cutout and rim cleaned of old sealant for a proper seal
  3. New sink set and sealed - strainers bedded in plumber's putty, perimeter siliconed against the counter
  4. Drain, trap, supply lines, disposal, and dishwasher reconnected, with fresh shutoff valves where the old ones are failing
  5. We run water, fill and drain both basins, and check every joint before we call it done

What it costs: You get one upfront, flat price for the full install - set, seal, and hook up - approved before we start. No hourly meter, and we haul the old sink away.

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Brands & parts we service

Brands

  • Kohler
  • Blanco
  • Kraus
  • Elkay
  • Moen
  • American Standard
  • Ruvati

Common parts we replace

  • basket strainers
  • sink flanges
  • P-traps and drain assemblies
  • mounting clips and brackets
  • undermount support hardware
  • angle stops and supply lines
  • plumber's putty and silicone
  • dishwasher and disposal connections

Frequently asked questions

How long does it take to install a sink?

A straightforward drop-in replacement is usually a couple of hours, most of it in the connections and testing under the cabinet. Undermounts on stone, farmhouse conversions, or a moved sink take longer - often most of the day - because of the support work and cutout. You'll have an upfront flat price before we start, whichever it is.

Do I need a plumber to install a kitchen sink, or can I DIY it?

You can DIY the setting of the sink; where it goes wrong is underneath - a strainer that isn't bedded right, an over-tightened supply line, a P-trap forced into the wrong pitch, or a dishwasher drain tied in so it backs up. Those show up as slow leaks that swell the cabinet floor. A pro install gets the connections and seals right so it stays dry.

Can you replace a drop-in sink with an undermount without changing the countertop?

Sometimes. It depends on the counter - undermounts need a solid surface like granite, quartz, or a thick composite that can hold the mounting hardware and take a clean, sealed cutout edge. Laminate usually can't. We look at your countertop first and tell you honestly whether the switch will hold before you buy the sink.

Will you cut my countertop to fit a new sink?

For laminate we can enlarge or adjust a cutout on site. Stone counters - granite and quartz - really need a fabricator with the right tooling to avoid chipping or cracking, so for those we coordinate the cut and handle all the plumbing once the opening's right. We'll tell you up front which path your counter needs.

Do I need a permit to replace a sink in Georgia?

A like-for-like sink swap in the same spot, with no new lines run, is normally treated as minor repair and doesn't need a permit in most Gwinnett jurisdictions. Moving the sink, adding a fixture, or re-routing supply and drain lines can trigger a permit. Requirements vary by city, and we'll tell you if your job needs one and handle it if so.

Can you connect my garbage disposal and dishwasher when you set the new sink?

Yes - that's part of a normal sink install. We reconnect or reconfigure the disposal discharge and the dishwasher drain into the new sink's layout so both drain cleanly and neither leaks. If you're adding a disposal that wasn't there before, we'll scope that with the install.

What sink material holds up best in a busy kitchen?

Stainless steel is the workhorse - durable, forgiving, and easy to support. Composite granite and fireclay look great and wear well but are heavy and need solid support, especially undermount or farmhouse. Cast iron is tough but heavy too. We'll factor the weight and your cabinet and counter into what installs cleanly in your kitchen.

Should I replace the shutoff valves while the sink is out?

If your angle stops are old, corroded, or don't fully close, yes - it's the ideal time, and it's cheap insurance. Fresh valves and supply lines mean you can actually shut the water off at the sink next time something needs attention, instead of the whole house. We swap them as part of the install when they're failing.

Sink installation across Gwinnett County

Sink jobs track the remodel cycle here - a farmhouse sink going into an updated Suwanee kitchen, an undermount replacing a dated drop-in on new Lawrenceville quartz, a period-appropriate basin for a Norcross Old Town bath, a double bowl set into a Peachtree Corners kitchen island, a pedestal sink squeezed into a small Snellville bath. What varies isn’t the bowl on top but the connections beneath it, and that’s the part that leaks when it’s rushed. We set and seal each one and hook it up leak-free, anywhere across the communities we cover throughout Gwinnett County.

A new sink lands in the middle of everything else under the cabinet, so it’s a natural moment to sort the drain, trap, and supply work our plumbers handle rather than leave brittle old parts in place - the shutoff valves and connectors that tend to fail years later are far easier to replace while the space is already open - and in older Roswell and Sandy Springs cabinets they’re usually the oldest thing under there.

Where we work

Cities we serve across Metro Atlanta

  • Lawrenceville
  • Lilburn
  • Tucker
  • Snellville
  • Dunwoody
  • Doraville
  • Johns Creek
  • Suwanee
  • Norcross
  • Buford
  • Loganville
  • Duluth
  • Grayson
  • Decatur
  • Stone Mountain
  • Cumming
  • Buckhead
  • Peachtree Corners
  • Sandy Springs
  • Alpharetta
  • Roswell
  • Marietta
  • Brookhaven

Need sink installation today?

Talk to a licensed plumber now - upfront pricing, no surprises.

Call 770-398-STAR