Smithtown, NY · ZIP 11787
Plumbers in Smithtown, NY
Smithtown is a ten-minute run west of our St. James shop. We cover the whole township — Main Street, Village of the Branch, Nesconset, and the residential blocks off Route 111.
- Master Plumber 48986-MP
- Licensed & Insured
- BBB A+ Rated
- Established 2002
- Free Estimates
Local Plumbing
Plumbing & Heating in Smithtown
Smithtown's housing is a wider mix than most of the north shore: split-levels and ranches from the postwar building boom, larger colonials put up through the 1980s, and a commercial spine along Route 25 and Route 25A that runs from the Bull statue out to the Kings Park line. Those three categories fail in three different ways, and we quote them differently.
We handle residential and commercial work in Smithtown, which matters here more than in the smaller hamlets — the storefronts and restaurants along Main Street need grease traps serviced, backflow devices tested, and commercial water heaters that cannot be down over a weekend.
We cover Smithtown proper, Village of the Branch, Nesconset, and the blocks around Caleb Smith State Park Preserve, Blydenburgh County Park, Smithtown Landing, and the commercial stretch of Main Street around the Smithtown Bull.
Local Conditions
What We See in Smithtown Homes and Businesses
Every town on the north shore fails in its own way. These are the four issues we run into most often in Smithtown.
Postwar Splits and Ranches
The 1950s and 60s builds that fill much of Smithtown were plumbed with copper that is now at the end of its service life. Pinhole leaks in horizontal runs above finished ceilings are the classic Smithtown call — small drip, large drywall bill if it sits.
Oil to Gas Conversions
National Grid mains reach most of the built-up parts of Smithtown, and converting from oil is one of the more common jobs we quote here. The plumbing side — gas piping, venting, removing the old tank line — is what we handle, and it has to be permitted and inspected.
Commercial Kitchens on Main Street
Restaurants along Main Street and Route 111 run into grease trap and floor drain problems that a residential outfit will not be equipped for. We service commercial kitchens and can schedule around your closed hours.
Sump Pumps Near the Nissequogue
Properties on the low ground toward Nissequogue River State Park and Blydenburgh sit on a high water table. A sump pump with no battery backup is a basement flood waiting for the next outage.
What We Do
Services We Provide in Smithtown
Residential and commercial plumbing and heating, all handled by licensed technicians out of our St. James shop.
Residential Plumbing
Repairs, replacements, and new installations for single-family homes — from a running toilet to a full re-pipe.
Commercial Plumbing
Grease traps, floor and trench drains, commercial fixtures, and water pressure regulation for storefronts and offices.
Water Heaters & Boilers
Repair and replacement of tank, tankless, and indirect water heaters, plus hot water and steam boilers.
Oil to Gas Conversions
Gas piping, appliance connection, venting, and permitting for homes moving off oil heat.
Radiant Heat
Design and installation of radiant floor heating, including zoning and manifold layout.
Drain & Sewer Cleaning
Camera inspection, hydro jetting, and repair for clogged or collapsed drain and sewer lines.
Faucets & Fixtures
Faucet, sink, toilet, and appliance installation and repair, residential and commercial.
Standby Generators
Automatic standby generator installation, including the gas piping side of the job.
Full Service List
What We Handle in Smithtown
- Plumbing repair
- Water heater repair & replacement
- New construction & remodel plumbing
- Boiler repair & replacement
- Faucet & fixture installation
- Appliance installation
- Sump pump installation
- Frozen pipe thawing
- Gas line installation
- Sewer camera inspection
- Hydro jet drain cleaning
- Sewer & drain repair
- Backflow testing
- 24 hour emergency service
- 1
You call
A person answers, day or night. We ask enough to know what we are walking into.
- 2
We diagnose
Camera on drain lines, proper tracing on hidden leaks. No guessing, no opening walls until we know.
- 3
You get the price
Before any work starts, including the after-hours rate. No invoice surprises.
Need a Plumber in Smithtown Today?
We answer the phone 24 hours a day, and we will give you a real arrival window before we dispatch. Licensed Master Plumber 48986-MP, fully insured, free estimates.
Common Questions
Frequently Asked Questions
How Fast Can You Get to Smithtown in an Emergency?
Smithtown is roughly ten minutes from our St. James shop under normal conditions. We answer the phone around the clock and will give you a realistic arrival window on the call rather than an open-ended promise.
Do You Do Commercial Plumbing in Smithtown?
Yes. Commercial is a real part of our work here — grease traps, commercial water heaters and boilers, floor and trench drains, leak detection, and water pressure regulation. We can work outside your business hours so you are not closing the doors.
What Is Involved in an Oil to Gas Conversion?
On our side: running and pressure-testing the gas piping, connecting the new appliance, sorting the venting, and coordinating the inspection. National Grid handles the service line to the house. We will walk you through the sequence and the permit before anything starts.
Do I Need a Permit for Plumbing Work in Smithtown?
New fixtures, gas piping, water heater replacements, and sewer or cesspool work generally require a Town of Smithtown permit. We pull it under our Master Plumber license 48986-MP rather than leaving it to the homeowner.
Can You Test and Certify a Backflow Preventer?
Yes. Commercial properties and irrigation systems in Smithtown need annual backflow testing filed with the water authority. We test, repair, and handle the paperwork.
Get In Touch
Talk to a Licensed Plumber
Service Area
Towns We Cover
We are based in St. James and work across the north shore of Suffolk County. Each town below has its own page with the specifics of the work we do there.