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Top Tankless Water Heater Service Companies in Wichita, Kansas Ranked

A tankless water heater provides hot water on demand, eliminating the standby energy loss of a traditional storage tank and offering a continuous supply. For Wichita homeowners, this modern system can mean lower energy bills and more space in your utility closet. This guide will help you understand the key considerations for installing or repairing an on-demand water heater in our city, from sizing and permits to maintenance and costs.

Eck Services

Eck Services

2799 S Meridian Ave, Wichita, KS 67217

Eck Services is a plumbing, HVAC, and electrical company based in Wichita, KS, serving Sedgwick County and surrounding areas. They provide a wide range of services including water heater repair and installation, tankless water heater services, drain cleaning, sewer line repair, leak detection, gas line installation, and toilet and garbage disposal repairs. Eck Services has over 15 years of experience and offers 24/7 emergency plumbing, HVAC, and electrical services to ensure customers have access to support whenever needed.

4.9
3.0k Reviews
Bowers Plumbing Company

Bowers Plumbing Company

2020 E 1st St N, Wichita, KS 67214

Bowers Plumbing Company is a family-owned plumbing and HVAC service provider based in Wichita, KS. Serving the local community since 1955, they offer a wide range of services including sewer camera inspections, water heater repair and installation, tankless water heater services, drain cleaning, leak detection, and toilet repairs. Their experienced technicians use advanced technology to diagnose and resolve plumbing issues efficiently, with capabilities such as sewer line camera inspections to identify root causes of problems. The company emphasizes a whole-home approach to prevent recurring issues and provides same-day appointments for many services.

4.9
2.8k Reviews
Reddi Root'r Plumbing, Sewer & Drain

Reddi Root'r Plumbing, Sewer & Drain

wichita

Reddi Root'r Plumbing, Sewer & Drain is a plumbing company serving Wichita, KS, with over 60 years of experience. They provide a range of residential and commercial plumbing services including drain cleaning, sewer and water line repair, leak detection, water heater installation and repair, sump pump services, and trenchless pipe repair. Their trenchless technology allows for underground pipe repairs without damaging yards or driveways. Reddi Root'r offers scheduled and 24/7 emergency plumbing services to address urgent needs at any time.

4.9
552 Reviews
Wichita Plumbing Company

Wichita Plumbing Company

401 N Rose Hill Rd Box 499, Rose Hill, KS 67133

Wichita Plumbing Company offers a wide range of plumbing services in Wichita, KS, including water heater repair and installation, sump pump repair, drain cleaning, and gas line installation. They handle both tank and tankless water heaters, working with electric and gas models. The company also provides services for garbage disposal repair and plumbing work for renovations or new builds. Their capabilities include gas line replacements and installations for fireplaces, stoves, and outdoor kitchens, covering both above and below ground lines. Wichita Plumbing Company serves residential plumbing needs with a focus on comprehensive solutions.

5.0
96 Reviews
Brown's Plumbing Services

Brown's Plumbing Services

824 E Murdock St, Wichita, KS 67214

Brown's Plumbing Services is a locally owned and operated plumbing company serving Wichita, KS, and nearby communities such as Andover, Bel Aire, Derby, Haysville, Maize, and Park City. Established in 2012, they provide residential and commercial plumbing repairs, installations, and remodels. Their services include drain cleaning, sump pump maintenance, sewer line repairs, natural gas line installations, and water heater repairs and installations, including tankless models. Brown's Plumbing Services also offers emergency plumbing services for issues like gas leaks, clogged drains, and sump pump failures.

4.9
274 Reviews
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Understanding Tankless Systems for Wichita Homes

Often called on-demand or instantaneous water heaters, these units heat water directly as it flows through the device. When you turn on a hot water tap, cold water travels through a pipe into the unit, where it is heated by either a powerful gas burner or an electric element. This process delivers a constant stream of hot water, provided the unit is correctly sized for your household's simultaneous demands 1.

The primary advantage is efficiency. Since there's no tank to keep hot 24/7, you only use energy when you need hot water. This can lead to significant savings on your utility bills. However, achieving these benefits in Wichita requires careful planning around our local water conditions, climate, and building codes.

Key Considerations Before You Install

Choosing to upgrade to a tankless system isn't just about buying a new appliance; it's about ensuring your home's infrastructure can support it. Here are the critical factors to evaluate.

Sizing Your On-Demand Heater Correctly

Sizing is arguably the most important step. It's not about the physical size of the unit, but its flow rate capacity, measured in gallons per minute (GPM). You must calculate the maximum hot water you might use at one time. For example, running a shower (2.5-3 GPM) and a dishwasher (1.5-2 GPM) simultaneously requires a unit that can handle at least 4-5 GPM.

For a typical Wichita home, a unit rated between 7-9 GPM is often sufficient to cover simultaneous use from two bathrooms and an appliance 1 2. An undersized unit will lead to lukewarm water and frustration, while an oversized one is an unnecessary upfront cost.

Fuel Source: Gas vs. Electric

Your choice between a gas or electric tankless water heater has major implications for installation complexity and cost.

  • Gas Tankless Heaters: These are common for whole-home applications due to their higher flow rates and faster recovery. However, they require significant upgrades:

    • Adequate Gas Supply: Your existing gas line and meter must supply enough BTU (British Thermal Units) per hour. Older homes often need a gas line upgrade, which adds to the project cost 3 4.
    • Specialized Venting: High-efficiency condensing models require specific PVC venting, while non-condensing models need expensive, dedicated stainless-steel venting to handle exhaust gases 1 3.
  • Electric Tankless Heaters: These are simpler to vent (often requiring none) but place a heavy demand on your electrical system. A whole-home electric model may require a dedicated 240-volt circuit with up to 150 amps, which could necessitate a service panel upgrade-a major electrical project 1 3.

The Impact of Wichita's Hard Water

Wichita's water is notoriously hard, meaning it has high mineral content (primarily calcium and magnesium) 5 4. This is a crucial factor for tankless systems. Mineral scale can rapidly build up inside the unit's heat exchanger, reducing efficiency, restricting flow, and leading to overheating and failure.

To combat this, annual descaling (flushing) is not just recommended; it's essential for the longevity of your system in Wichita. Some installers may even suggest a descaling schedule twice a year given our local water conditions 5 4. Installing a whole-house water softener is a highly recommended complementary investment to protect your tankless heater and all your plumbing fixtures.

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The Installation Process in Wichita

Professional installation is non-negotiable for tankless water heaters, especially gas models, due to the complexities of fuel lines, venting, and safety.

What to Expect During Installation

A typical professional installation takes between 3 to 8 hours, but complex jobs involving gas line or vent system upgrades can take longer 6 7. The process generally includes:

  1. Site Assessment & Prep: The technician will evaluate the chosen location, ensuring proper clearances and access for future service.
  2. Removal & Disposal: Your old water heater is safely disconnected, drained, and removed.
  3. System Upgrades: This is where major work happens-running new gas lines, installing dedicated electrical circuits, or setting up the new venting system.
  4. Mounting & Connection: The new unit is securely mounted, and all water, gas, and electrical connections are made.
  5. Testing & Commissioning: The system is filled, checked for leaks, and tested for proper ignition, combustion, and temperature control. The technician will also walk you through basic operation.

Permits and Codes

In Wichita and Sedgwick County, permits are generally required for water heater replacement, especially when gas lines or electrical services are being altered 8 9. A reputable professional will handle pulling the necessary permits and ensuring the installation meets all local building and plumbing codes, which is vital for your safety and home insurance.

Understanding Installation Costs

Costs in Wichita vary widely based on the unit's fuel type, your home's existing infrastructure, and labor. Here's a general breakdown:

  • Basic Installation (minimal upgrades): $1,000 - $2,400 10 6.
  • Full Replacement with Upgrades: This includes running new gas lines, installing new venting, or upgrading electrical service. These complex jobs can range from $2,500 to $4,900 or more 1 11.
  • The Unit Itself: The price of the tankless heater is separate and can range from $600 for a point-of-use electric model to over $2,000 for a high-end whole-home gas unit.

Ongoing Maintenance and Repair

To protect your investment, regular maintenance is key. Think of it like an annual check-up for your car.

Essential Maintenance Tasks

A standard maintenance visit for a tankless water heater should include:

  • Descaling (Flushing): Circulating a vinegar or descaling solution through the heat exchanger to dissolve mineral buildup 5 4.
  • Cleaning & Inspection: Checking and cleaning the burner assembly, air filter, and water filter screen.
  • Safety System Check: Testing pressure relief valves, temperature sensors, and other safety components.
  • Combustion Analysis (for gas units): Ensuring the unit is burning fuel efficiently and safely.

Neglecting this service, particularly in Wichita, will lead to reduced efficiency, higher operating costs, and premature failure.

Common Repairs and Their Costs

Even with maintenance, components can wear out. Common repair issues include:

  • Ignition Failure: The igniter or flame sensor may need cleaning or replacement.
  • Flow Sensor or Valve Issues: Mineral buildup can cause sensors to fail or valves to stick.
  • Error Codes/Control Board Problems: The unit's computer may malfunction.

Repair costs typically start with a service/diagnostic fee, which can be around $249 or more 10. From there, parts and labor add up:

  • Vent repairs or sensor replacement: $50 - $150 10 12.
  • Thermostat or valve repairs: $75 - $150 10.
  • More significant repairs, like internal heat exchanger issues or gas valve replacement, can cost $500 or more 12.

Frequently asked questions

Sources

Footnotes

  1. Tankless Water Heater Installation Cost - Complete Guide - https://cycloneplumbingusa.com/tankless-water-heater-installation-cost/ 2 3 4 5

  2. Tankless Water Heater Flow Rate: Wichita Guide & Tips (2025) - https://www.coolwichita.com/blog/tankless-flow-rate-guide-2025

  3. Tankless Water Heater in Wichita, KS - https://www.coolwichita.com/water-heaters/tankless-water-heater-wichita-ks 2 3

  4. Tankless Water Heaters, Wichita, KS - https://www.benjaminfranklinplumbing.com/wichita/services/water-heaters/tankless-water-heaters/ 2 3 4

  5. Water Heater Replacement in Wichita, KS - Service - https://www.coolwichita.com/water-heaters/water-heater-replacement-wichita-ks 2 3

  6. Cost to install tankless hot water heater in Wichita, KS - https://www.handoff.ai/construction-costs/install-tankless-hot-water-heater/wichita-ks 2

  7. Tankless Water Heater Installation in Wichita, KS - https://www.butlerrestoration.com/plumbing-services/water-heaters/tankless-water-heater-installation/

  8. Water Heater Installation in Wichita, KS - https://www.coolwichita.com/water-heaters/water-heater-installation-wichita-ks

  9. Tankless Water Heater Installation - https://www.pmc-ks.com/tankless-water-heater-installation

  10. Pricing Guide for Plumbing Services near Wichita, KS - https://ontimesvc.com/plumbing-pricing/ 2 3 4

  11. Cost to install a tankless water heater in Wichita, KS - https://www.handoff.ai/construction-costs/install-a-tankless-water-heater/wichita-ks

  12. Plumber Costs in Wichita | Mr. Rooter Plumbing of Wichita, KS - https://www.mrrooter.com/wichita/about-us/blog/plumbing-repair-costs/ 2