Water Heaters Repaired
Same-Day Fix Rate
Happy Customers

Your Local Knoxville, IA Water Heater Pros
At Water Heater Repair Guy, our goal is simple: make water heater repairs easy, honest, and affordable for everyone in Knoxville. From simple pilot light fixes and leaky pipe repairs to brand-new energy-saving tankless installations, we handle it all.
When winter hits Knoxville with freezing temperatures, water heaters work twice as hard to keep up. This can cause electrical switches to trip, intake lines to freeze, or heating elements to wear out. Our local team is on call 24/7 for fast same-day repairs to get your hot water running again. Give us a call at (877) 652-1357 for an honest upfront estimate and same-day help in Knoxville, IA.
We proudly serve Knoxville, Marion County, and nearby areas with 24/7 emergency dispatch.
Residential Homes
Fast water heater repairs, sediment flushes, and replacements for Knoxville families.
Local Businesses
Reliable commercial hot water service to keep your doors open and business running smoothly.
Top-Rated Water Heater Repair in Knoxville
With years of dedicated heating experience, our technicians at Water Heater Repair Guy have seen and repaired every kind of water heater failure. No pilot outage, gas valve lock-out, or element failure is too tricky for our specialists in Knoxville.
Using calibrated pressure gauges, thermal sensors, and electronic gas detectors, our crew pinpoints issues quickly, restoring safe hot water to your household without unnecessary delays.
Areas & Zip Codes We Serve in Knoxville

Common Questions About Water Heater Repair in Knoxville, IA

Yes! Water Heater Repair Guy provides 24/7 emergency water heater repair throughout Knoxville, IA. Whether your system stops heating late at night, on weekends, or during holidays, our on-call technicians are ready to restore your hot water promptly.
We service and repair all major manufacturers, including Rheem, Bradford White, A.O. Smith, Rinnai, Navien, State, Lochinvar, Bosch, and Whirlpool. Our service trucks are stocked with OEM parts for both storage tank and tankless systems. Contact us at (877) 652-1357.
Water dripping from the T&P valve typically indicates excessive pressure in your plumbing system, thermal expansion issues, or a worn-out valve spring. We can test your water pressure and install an expansion tank or new safety valve as needed.
A sulfur odor is usually the result of harmless sulfur bacteria reacting with the tank's magnesium anode rod. Our technicians in Knoxville, IA can disinfect the tank and install an aluminum-zinc or powered titanium anode rod to permanently eliminate the odor.
A pilot light that won't stay lit is typically caused by a dirty or defective thermocouple, a clogged pilot tube orifice, or a faulty gas control valve. Call (877) 652-1357 to have our certified technician test the millivolt output and fix the ignition safely.
Real Reviews From Homeowners in Knoxville
"Water Heater Repair Guy installed a high-efficiency tankless water heater in our Knoxville home. Their clean-tech protocol was fantastic—they wore boot covers, put down drop cloths, and walked us through operating the digital thermostat."
"Our old water heater started pooling water rapidly in our basement. Water Heater Repair Guy dispatched a team to Knoxville right away. They hauled out the old corroded tank and installed a brand-new 50-gallon energy-efficient unit the very same afternoon. Truly exceptional service!"
"First-class water heater replacement in Knoxville. From the initial phone call with their friendly dispatch team to the final cleanup, Water Heater Repair Guy exceeded all my expectations."
Need Fast Water Heater Repair in Knoxville? Call Today
Our friendly local technicians are on call 24/7 for same-day service across Knoxville, IA.
(877) 652-1357 — Get Your Hot Water Back