A burst pipe at 2 a.m. or a clogged drain mid-dinner — our licensed technicians in Knoxville reach your door fast, diagnose on the spot, and fix it right the first time. No surprise invoices, ever.

Masters Plumbing Service started because too many Knoxville residents were getting hit with bait-and-switch pricing from out-of-area contractors. Our founders built this company on one promise: every technician who walks through your door carries their AL plumbing license, a fully stocked service van, and the authority to quote a fixed price on the spot — before touching a single pipe.
Whether your slab is shifting and cracking drain lines, or your aging galvanized supply lines are dropping water pressure to a trickle, our team in Knoxville has seen that exact scenario before and carries the correct parts in the van to address it without a second trip.
All field plumbers hold active AL plumbing credentials and the company carries general liability plus workers' comp.
We keep a rotating on-call crew stationed in Knoxville so average drive time to residential calls stays tight.
Each van leaves our Knoxville yard pre-loaded with copper, PVC, PEX, press fittings, and common repair assemblies so we fix it on the first visit.
No hourly mystery charges. You approve the price before any wrench turns.

Years of servicing properties across Knoxville, AL has given our techs a sharp eye for the early indicators that a small fix is about to become a four-figure repair.
Slow or gurgling drains throughout multiple fixtures — often signals a partial blockage or root intrusion in the main sewer line, not just a single clog.
Noticeably lower water pressure — in Knoxville homes with aging galvanized or copper supply lines, dropping pressure usually means scale buildup or a hidden leak upstream.
Water heater rumbling or popping sounds — sediment has layered on the tank bottom and is reducing efficiency; ignoring it accelerates tank failure.
Sewer odors inside the home — a dried P-trap or a cracked vent pipe is the typical culprit; both need professional inspection before they become a health issue.
Unexplained spike in your water bill — even a small pinhole slab leak wastes thousands of gallons monthly. If your bill jumped without a usage change, call us.
Discolored or foul-tasting tap water — corroded supply pipes or a failing water heater anode rod can introduce rust or sulfur into the line.}
Visible moisture or staining under sinks or along baseboards — even slow seeps rot subfloor material and invite mold growth quickly in humid Knoxville, AL conditions.
Running toilets that won't stop — a worn flapper or fill valve wastes roughly 200 gallons per day and is a 10-minute fix for our Knoxville technicians.
From slab leak detection to full commercial repiping, our Knoxville-based plumbers bring the right equipment and the right credentials to every job category below.

When water is actively flooding a Knoxville home or business, every minute matters. Our emergency crews carry cordless press-fitting tools and flexible braided line assemblies specifically because they allow fast shutoff and rerouting without wall demolition in most cases.
Residential Plumbing in Knoxville covers a wide band of complexity — from a faulty toilet fill valve to a complete PEX repipe of a 1960s home with failing galvanized lines. Our licensed techs assess the actual condition of your supply and drain system, quote the repair honestly, and complete it with materials rated for Knoxville, AL building code.
Grease trap maintenance, backflow preventer testing, and high-capacity water heater installation are recurring service categories for our Knoxville commercial accounts — work that demands a contractor with the right insurance and the right permits.
A cold shower is an inconvenience. A failing water heater that floods a utility room is a structural problem. Our Knoxville water heater techs service all major brands in both 40- and 50-gallon tank configurations as well as on-demand tankless units from Rinnai, Navien, Rheem, and Bradford White. We flush sediment, replace anodes, repair pressure relief valves, and — when the unit is past its service life — install a new one the same day in most cases.

Slow drains rarely fix themselves. Each week of delay typically means additional root penetration or further grease accumulation, increasing the eventual clearing cost.
Slab leaks are particularly costly in Knoxville because the soil conditions can accelerate both the pipe corrosion that causes them and the subfloor damage that follows. We use electronic acoustic detection and thermal imaging to locate leaks without tearing up concrete until we know the exact point — minimizing restoration costs.
These aren't marketing slogans — they're operational commitments our dispatch and field teams are held to on every call.
Hourly billing on plumbing work is a mechanism for runaway invoices. We quote the job, not the clock. If the repair takes longer than expected due to our estimate, that's our cost, not yours.
Our dispatch center knows which tech is where in Knoxville in real time. When you call, you're not waiting for someone to drive from the next metro — you're getting the nearest available crew already loaded and on their way.
We verify license status for every tech before dispatching them. You can request a license number before we arrive.
If a repair we completed has a problem attributable to our workmanship within the guarantee window, we return and fix it at zero additional charge. No escalation required — just call +1-855-718-1500 and reference your job number.

We built our dispatch and repair process specifically to eliminate the three things customers hate most: not knowing when someone is arriving, getting surprised by the invoice, and having to call back because it wasn't fixed right.
A live dispatcher in Knoxville takes your call 24/7, collects the details, and immediately identifies the nearest available qualified tech. No voicemail trees, no callback queues on emergency calls.
Your AL-licensed plumber arrives with diagnostic tools — camera, acoustic sensor, pressure gauge — and completes a full assessment of the actual problem, not a guess based on your description.
Once the diagnosis is done, you receive a written flat-rate price. If you approve, we start. If you don't, you pay nothing for the visit on emergency calls during business hours.
Work is completed with properly rated materials, tested under operating pressure, and photographed before and after. You receive a copy of the job record for your files and warranty reference.
Our Knoxville dispatch line is live right now. One call and a licensed plumber is headed your way.
+1-855-718-1500 — We Answer 24/7{These reviews come from customers in Knoxville and surrounding Knoxville, AL communities — not a testimonial generator.
"The acoustic detection approach they used saved us probably $800 in floor tile restoration. They found the leak, patched it, and the tile work was minimal. Couldn't ask for a better outcome on a stressful day."
"Our water heater gave out on a Thursday night — no hot water, family of four. I called Masters Plumbing Service at 8 p.m., they had a tech at the house by 10:15. He confirmed the tank was past replacement age, quoted me the new unit on the spot, and by midnight we had hot water again."
"Finally found a commercial plumber in Knoxville who quotes grease trap work upfront and actually shows up when scheduled. Their service report is detailed enough that I can file it for health inspection records."
"Root intrusion in my Knoxville home's sewer line. They ran the RIDGID camera before and after the jetting so I could see exactly what was removed. That transparency is rare and I appreciated it."
"Called about a burst pipe in the garage on a Saturday morning. The dispatcher told me approximately when the tech would arrive, the tech called 15 minutes before arrival, and the pipe was repaired within 90 minutes of my call. That efficiency during an emergency means everything."
"We had a complete repipe done on a 1972 home in Knoxville — all galvanized replaced with PEX. The crew worked in sections over two days, kept the water off window short each day, and patched the drywall access points cleanly. The water pressure after the job was noticeably better."
These questions come directly from Knoxville customers — we pulled them from call logs and review feedback because these are the things people actually want to know before hiring a plumber.
Our primary dispatch hub for this area operates out of Knoxville. That means most calls in the immediate Knoxville area get the shortest response times — and we extend service to surrounding communities across Knoxville, AL.
We cover Knoxville as our primary service zone and extend reliable service to surrounding Knoxville, AL areas. If you're unsure whether your address is in our service area, call +1-855-718-1500 — dispatch confirms coverage on every call.
Zip codes we serve in Knoxville, AL include: