Trusted by St. John homeowners for emergency plumbing, leak detection, and complete plumbing repairs throughout Missouri.
Comprehensive plumbing solutions tailored to St. John properties. Click any service to learn more.
Professional sump pump installation for new construction and pump replacements. We handle the pit setup, discharge line routing, electrical connections, and test the completed installation under load.
Trenchless sewer repair replaces damaged sewer lines without digging up your yard, driveway, or landscaping. We use pipe lining and pipe bursting methods to save time, money, and the mess of conventional excavation.
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.
Accurate gas leak detection before small leaks become emergencies. We test your entire gas system using professional detection equipment and pressure gauges, identify any leaks, and perform safe code-compliant repairs.
Plumbing emergencies happen day and night. Our 24/7 emergency plumbers arrive quickly with the tools and materials to handle any urgent plumbing situation — protecting your property and restoring service fast.
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.
Expert water line repair using trenchless and conventional methods. We locate the break, recommend the most cost-effective repair approach, and restore your water service with minimal disruption to your property.
Video sewer inspection reveals exactly what is happening inside your sewer line — no guesswork, no unnecessary excavation. Essential for pre-purchase inspections and diagnosing recurring sewer problems.
When snaking is not enough, hydro jetting clears the pipe completely. Our professional jetters use pressurized water to blast away grease, scale, and root intrusion — restoring full pipe capacity for years.
Professional sump pump repair for residential and commercial properties. We diagnose electrical, mechanical, and float switch failures and return your pump to full working order with quality replacement parts.
Annual backflow testing and prevention device installation for residential and commercial properties. Our certified testers verify your backflow preventer and handle compliance paperwork with your water authority.
When your boiler fails in winter, you need a plumber who understands hydronic systems. Our licensed technicians diagnose and repair all major boiler brands, restoring efficient heat to your home or building fast.
When your garbage disposal jams, leaks, or stops working, our plumbers diagnose the problem fast. We repair what makes sense and replace units that are beyond repair with quality new disposals.
Licensed gas line repair for natural gas and propane systems. We use pressure testing and calibrated gas detectors to locate leaks and perform safe, code-compliant repairs to restore your gas service.
Grease trap maintenance keeps your kitchen drains flowing and your business compliant with local waste regulations. We provide scheduled pumping, manifesting, and inspection-ready documentation.
Professional slab leak repair from detection through restoration. We use acoustic listening devices and thermal cameras to find the leak precisely, then repair or reroute the line to solve the problem permanently.
Professional tankless water heater installation including new setups and tank-to-tankless conversions. We handle sizing, venting, gas supply upgrades, and permitting for code-compliant installations throughout the country.
Find hidden leaks before they cause serious damage. Our leak detection specialists use thermal cameras and electronic listening devices to locate leaks behind walls, under slabs, and underground with precision.
A dripping faucet wastes hundreds of gallons per month. Our licensed plumbers diagnose and repair kitchen, bathroom, and utility faucets of all brands and types — stopping leaks and restoring smooth operation.
Expert water heater repair that restores your hot water fast. From faulty thermostats and pilot light issues to anode rod replacement and sediment flushing, we fix the problem at the source for lasting results.
When your water heater reaches the end of its life, we make replacement easy. Our plumbers handle everything — disconnection, removal, installation, and final testing — so you have reliable hot water again fast.
Reliable toilet repair and installation for running toilets, phantom flushes, rocking toilets, weak flushes, and leaking seals. We diagnose the root cause and repair or replace components quickly and affordably.
Sewer line problems cause backups, odors, and potential health hazards. Our plumbers use video cameras to inspect the line, identify the damage, and repair or reline the pipe — often without full excavation.
Professional commercial plumbing services for all business types. From emergency repairs that keep your doors open to scheduled maintenance that prevents downtime, we protect your business operations.
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.
Modern plumbing diagnostics have changed the game for homeowners in St. John. 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 St. John, MO 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.
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.
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.
Plumbing emergencies do not wait for business hours and neither do we. Our emergency crews are on call around the clock — burst pipes, gas leaks, and flooding get a fast response any time you call.
We understand your time is valuable. For most plumbing jobs, we offer same-day or next-day scheduling so you are not left waiting days for a plumber to show up. Emergency calls are prioritized immediately.
We stand behind our work. If a repair or installation does not perform as expected within the warranty period, we come back and make it right at no cost. Your satisfaction is our ultimate measure of success.
Answers to the most frequently asked plumbing questions from St. John homeowners.
Trenchless sewer repair in St. John 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.
Most St. John homeowners benefit from professional drain cleaning every 1 to 2 years as preventive maintenance. Homes with large families, frequent cooking, or older plumbing may need service more often. Tree roots, grease buildup, and hair are the most common causes of drain problems in St. John. Magnet Plumbing uses hydro-jetting and snaking to thoroughly clear all drain types.
To prevent frozen pipes in St. John, 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.
In St. John, homeowners insurance typically covers sudden and accidental plumbing damage such as a burst pipe flooding your home. The cost of repairing the pipe itself may not be covered, but the resulting water damage often is. Gradual leaks and corrosion from neglected maintenance are usually excluded. Call (844) 618-0753 if you need documentation for a claim.
Burst pipes, gas leaks, sewer backups, and flooding all require immediate emergency plumbing response in St. John. A burst pipe can release hundreds of gallons per hour, and gas leaks pose fire and explosion risks. Magnet Plumbing provides 24/7 emergency plumbing service throughout St. John and surrounding Missouri communities.
If you smell gas in your St. John home, do not operate any electrical switches, open flames, or appliances. Leave the building immediately, leaving doors open as you go. Call your gas utility from outside or from a neighbor, then call Magnet Plumbing for emergency gas line inspection. Do not re-enter until a professional has cleared the property.
Real reviews from homeowners we have served across the country.
"Replaced two old toilets with new comfort-height models. The installer was respectful, took his shoes off at the door, and hauled away the old toilets. Small things that make a big difference."
"Fixed a hidden leak behind the drywall without tearing apart the whole wall. Impressed with how precise they were and how quickly they found it."
"I called many places to see if someone could come and install a much needed commercial sink at work. Saul called me back and said he could be there in a few hours, and 3 hours later he showed up and installed the sink, faucet and replaced a broken toilet we had."
We also provide plumbing services in these neighboring communities.