Trusted by Sag Harbor homeowners for emergency plumbing, leak detection, and complete plumbing repairs throughout New York.
Every plumbing service you need, delivered by licensed professionals who know the Sag Harbor area.
Backflow testing is required annually in many jurisdictions. We test your preventer, document the results, and submit paperwork to your local water authority — keeping you in compliance and your drinking water safe.
Gas leaks are a serious safety hazard. Our licensed plumbers use professional gas detection equipment to find leaks in supply lines, fittings, appliances, and meters — and recommend immediate repairs to protect your family.
Tankless water heater installation for endless hot water without standby energy loss. We size, install, and commission all major tankless brands — and convert tank systems to more efficient tankless setups.
Professional boiler repair for banging noises, lost pressure, pilot failures, and circulation problems. We service atmospheric, condensing, and high-efficiency units — including expansion tanks and circulator pumps.
Garbage disposal repair, replacement, and installation for kitchen sinks. We fix jammed, leaking, and failed units — or install new disposals with proper P-trap and dishwasher connections.
No hot water? Our licensed plumbers diagnose and repair water heater problems on the first visit whenever possible. We service all major tank and tankless brands and carry common repair parts on our service vehicles.
Water line breaks can disrupt your entire home's water supply. Our licensed plumbers repair or replace damaged main lines and service connections quickly, restoring full water pressure and flow to your property.
Skip the destructive dig. Our trenchless sewer repair methods rehabilitate damaged sewer lines from inside the existing pipe — preserving your landscaping and completing most jobs in a single day.
Reliable pipe repair throughout your home — from pinhole leaks in copper supply lines to cracked drain pipes and corroded fittings. We diagnose the root cause and fix the problem at the source.
Expert slab leak detection and repair using electronic sensors and thermal imaging to pinpoint leaks under your foundation. We perform minimally invasive repairs to protect your structure and stop water waste.
Sump pump installation and replacement for basements and crawl spaces prone to flooding. We size the right pump, install primary and battery-backup units, and ensure reliable operation before every rainy season.
Professional repiping services using PEX, copper, or CPVC pipe matched to your home's needs. We complete most whole-home repipes in 1 to 3 days with minimal drywall damage and full pressure testing at completion.
Clogged drains slow your life down. Our licensed plumbers clear kitchen drains, bathroom drains, main sewer lines, and floor drains using professional hydro-jetting equipment that cleans the entire pipe interior.
When a plumbing crisis hits, you need a licensed plumber immediately. We answer emergency calls around the clock and dispatch crews fast — stopping leaks, restoring water service, and preventing further damage.
Professional faucet repair and installation that eliminates drips, leaks, and stiff handles. We carry common repair parts on our trucks for same-visit repairs on most faucet brands, plus full installations of new fixtures.
Professional leak detection services that pinpoint hidden water leaks without tearing into walls or floors. We use non-invasive technology to find the source precisely, then recommend the most effective repair.
Full-service commercial plumbing for restaurants, offices, retail, multi-family, and industrial properties. We handle new construction, maintenance contracts, fixture replacement, and urgent repairs.
A failing sump pump during heavy rain can flood your basement in minutes. Our licensed plumbers respond quickly to repair or replace failed pumps, restore drainage, and protect your property from water damage.
Professional grease trap cleaning for commercial kitchens of all sizes. Reliable schedules, full compliance paperwork, and a clean trap every time — keeping your operation running and inspection-ready.
Commercial and residential hydro jetting for persistent drain and sewer problems. We use calibrated pressure and nozzle selection for your specific line type, delivering a thorough clean without damaging pipes.
Professional water heater replacement for tank, tankless, and hybrid models. We match the right unit to your household needs and install it with all required connections, expansion tanks, and safety components.
Professional gas line repair performed by licensed plumbers who understand gas system safety. We find the leak, repair or replace the damaged section, and pressure test the line before restoring gas service.
A running or leaking toilet wastes thousands of gallons and drives up your water bill. Our plumbers fix flappers, fill valves, wax rings, flush handles, and other toilet components — or install new toilets.
Sewer line repair and replacement for cracked, collapsed, root-infiltrated, and offset pipes. We use camera inspection to diagnose the problem and recommend spot repairs, pipe lining, or full replacement.
Professional sewer camera inspection to diagnose blockages, root intrusion, cracks, offsets, and collapse. We show you the video so you can see the problem and make informed decisions about repairs.
Modern plumbing diagnostics have changed the game for homeowners in Sag Harbor. Rather than tearing open walls to find a leak or guessing at the cause of low pressure, Magnet Plumbing uses electronic leak detection, thermal imaging cameras, and camera inspection tools to pinpoint problems precisely — saving you time, money, and unnecessary property damage.
Our Sag Harbor, NY plumbers combine that diagnostic technology with quality materials and skilled workmanship to deliver repairs that hold. We do not patch problems temporarily — we fix the root cause and use components rated for long-term durability so your plumbing stays reliable for years after we leave.
We are committed to delivering exceptional plumbing services that protect your property and your peace of mind.
Our plumbers live and work in the communities they serve. They understand local water quality, regional pipe standards, and the specific plumbing challenges common to your area — giving you faster, better solutions.
Every plumber we send carries a valid state license and full liability insurance. You get peace of mind knowing the work is done legally and that your property is protected if anything goes wrong.
We use thermal imaging cameras, electronic moisture meters, and acoustic listening devices to find hidden leaks behind walls, under slabs, and underground — without tearing into your property unnecessarily.
Whether you own a single-family home, a multi-unit rental, or a commercial building, our plumbers handle projects of any scale. We adapt our approach and equipment to meet the demands of every property type.
We use professional-grade pipes, fittings, fixtures, and water heaters rated for long-term performance. Combined with skilled installation, our repairs and replacements are built to hold up for years without repeat problems.
Have questions about plumbing in Sag Harbor? We have answers.
Most tank water heaters last 8 to 12 years. Consider replacement when your unit is over 10 years old, produces rusty or discolored water, makes rumbling or popping noises, or requires frequent repairs. Magnet Plumbing offers free water heater assessments to help Sag Harbor homeowners decide between repair and replacement.
When hiring a plumber in Sag Harbor, always verify their NY license and insurance. A licensed plumber must pass state examinations and carry liability coverage that protects your property. Magnet Plumbing employs licensed, background-checked plumbers throughout New York — call (844) 618-0753 to schedule service or get a free estimate.
To prevent frozen pipes in Sag Harbor, insulate exposed pipes in unheated areas like garages, crawl spaces, and attics. Keep cabinet doors under sinks open during cold snaps. Let faucets drip slightly during freezing temperatures. If a pipe does freeze, call Magnet Plumbing immediately rather than attempting to thaw it yourself to avoid a burst.
Low water pressure in Sag Harbor homes is often caused by mineral deposits clogging aerators and pipes, a partially closed shutoff valve, a failing pressure regulator, or a hidden water line leak. Corroded or deteriorated pipes in older Sag Harbor properties can also restrict flow significantly. A licensed plumber can diagnose the specific cause and recommend the right fix.
Plumber rates in Sag Harbor typically range from $100 to $250 per hour depending on the type of work and time of day. Common jobs like drain cleaning run $150 to $300, while slab leak repair and repiping projects cost significantly more. Magnet Plumbing provides free estimates so you know the full cost before any work begins.
Trenchless sewer repair in Sag Harbor replaces damaged sewer lines using pipe lining or pipe bursting methods — without digging up your yard, driveway, or landscaping. It works for most sewer line problems including cracks, root intrusion, and offset joints. Magnet Plumbing uses camera inspection to confirm trenchless repair is the right approach for your specific line condition.
Real reviews from homeowners we have served across the country.
"Our older boiler was making banging noises and losing pressure. The technician diagnosed a failed expansion tank, replaced it, and the system has been silent ever since. Reasonable rate and quick turnaround."
"Main water line burst and we had a river in the front yard. They isolated the break, got the water back on within a few hours, and replaced the section cleanly the next day. Excellent emergency response."
"Installed a new sump pump in our basement before hurricane season and I am so glad I did. The install was clean, the pump runs quietly, and they explained the battery backup option clearly. Great experience."
We also provide plumbing services in these neighboring communities.