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Professional Tankless Water Heater Replacement in Potosi, TX
If you rely on a tankless water heater for your home in Potosi, TX, you know the convenience of on-demand hot water. These energy-efficient units offer many benefits, but like any appliance, they won't last forever. When your tankless system starts showing its age or encountering frequent issues, considering a replacement is often the most cost-effective and reliable solution.
At Midway Plumbing, Inc., we specialize in providing expert Water Heater Replacement services for Potosi residents, including precise and efficient tankless unit replacements. We understand the unique needs of tankless systems and have the experience to get your home back to having consistent, reliable hot water.
Is It Time to Replace Your Tankless Water Heater?
Knowing when to replace your tankless water heater is crucial to avoid sudden cold showers or costly emergency breakdowns. While generally long-lasting, several signs indicate your unit may be nearing the end of its useful life or facing irreparable issues:
- Unit Age: Most tankless water heaters are designed to last 20 years or more with proper maintenance. If your unit is approaching or exceeding this age range, proactively planning for replacement can prevent unexpected failures.
- Frequent or Costly Repairs: Are you constantly calling for Water Heater Repair? If repair bills are adding up or individual repairs are becoming expensive, investing in a new, reliable unit makes more sense in the long run.
- Inconsistent or No Hot Water: A properly functioning tankless heater provides a continuous supply of hot water. If you're experiencing fluctuating temperatures, cold bursts, or a complete lack of hot water, the internal components may be failing beyond simple repair.
- Error Codes Displayed: Many tankless units have digital displays that show error codes when a problem is detected. While some codes indicate minor issues, persistent or critical error codes often point to significant internal malfunctions requiring professional assessment for replacement.
- Visible Leaks or Corrosion: Any visible water leaking from or around your tankless unit is a serious issue. Leaks can indicate damaged heat exchangers or cracked pipes, which are often expensive or impossible to repair effectively. Corrosion on connections or the unit itself is also a bad sign.
- Changes in Water Quality: If you notice rusty or discolored water coming from your hot taps, it could indicate internal corrosion within the water heater, even with tankless systems, though less common than in tank heaters.

Benefits of Replacing Your Tankless Water Heater
Upgrading to a new tankless water heater offers significant advantages for your Potosi home:
- Increased Energy Efficiency & Lower Utility Bills: Newer tankless models boast even higher energy efficiency ratings than older units. By heating water only when needed, they can significantly reduce your energy consumption and monthly utility costs compared to traditional tank heaters or aging tankless units.
- Reliable, Continuous Hot Water Supply: A new tankless unit ensures you'll have endless hot water on demand, capable of handling multiple simultaneous uses without running out.
- Extended System Lifespan: Investing in a new tankless heater provides peace of mind with a system designed to last 20+ years, significantly longer than the lifespan of a traditional tank water heater.
- Reclaim Space: Tankless units are compact and typically wall-mounted, freeing up valuable floor space in your garage, utility closet, or basement.
- Enhanced Safety Features: Modern tankless water heaters come equipped with advanced safety features, including temperature limits and flow sensors, reducing the risk of scalding and other hazards.
Common Tankless Water Heater Problems Replacement Solves
While repair is sometimes possible, many common tankless issues indicate it's time for a full replacement, especially for older units:
- Mineral Buildup (Scaling): Hard water can lead to mineral deposits inside the heat exchanger, reducing efficiency and flow. While flushing helps, severe scaling can cause permanent damage that replacement resolves.
- Ignition and Flame Issues: Problems with the igniter, flame sensor, or gas valve can prevent the unit from heating water. These can be complex and costly to fix in older models.
- Component Failure: Key components like the heat exchanger, control board, or flow sensor can fail. If multiple parts are failing or a critical component is damaged, replacement is often the most practical solution.
The Midway Plumbing Tankless Replacement Process
When you choose Midway Plumbing for your tankless water heater replacement in Potosi, TX, you can expect a professional and streamlined process:
- Comprehensive System Assessment: Our licensed technician will evaluate your current system, discuss your hot water needs, and assess your home's existing connections to recommend the best replacement options.
- Safe Removal of Your Old Unit: We safely disconnect and remove your existing tankless water heater, handling any necessary drainage and disposal according to local regulations.
- Expert Installation & Connections: We meticulously install your new tankless unit, ensuring all water, gas (or electric), and venting connections are made correctly and securely, adhering to all codes and manufacturer specifications.
- System Testing and Calibration: Once installed, we thoroughly test the new system to verify proper operation, heating performance, temperature accuracy, and safety features.
- Site Cleanup & Customer Walkthrough: We clean up the work area, remove all old equipment and debris, and walk you through the operation of your new tankless water heater, answering any questions you may have.
Choosing Your New Tankless Water Heater
Selecting the right replacement unit is key to ensuring optimal performance for your Potosi home. Our experts can help you consider:
- Considering Fuel Type: Tankless heaters come in natural gas, propane, and electric models. Your home's existing hookups and availability will influence the best choice.
- Sizing Your Unit: Tankless heaters are sized by flow rate (Gallons Per Minute or GPM) and temperature rise capability. We'll help determine the right size to meet your household's simultaneous hot water demands.
- Exploring Top Brands: We work with leading tankless water heater brands known for their reliability and efficiency. We can help you compare options from manufacturers like Rheem, Navien, Rinnai, and others we trust.
Tankless Water Heater Replacement Cost
While the initial investment for a tankless water heater replacement can be higher than a traditional tank unit, it's an investment in long-term savings and comfort. The cost varies depending on the unit type, brand, size, and the complexity of the installation (e.g., needing new gas lines or venting). We provide clear, upfront estimates before work begins. Remember that the enhanced energy efficiency and longer lifespan contribute to significant savings over the life of the unit. To help make essential upgrades accessible, we offer flexible Financing Options tailored to fit your budget.
Why Potosi Homeowners Choose Midway Plumbing
For over 40 years, Midway Plumbing has been a trusted name for plumbing services in Potosi, TX, and the greater Abilene area. Our Commitment to Quality Service in Potosi:
- Locally Owned & Operated: We are your neighbors, committed to providing reliable service right here in Potosi.
- Licensed, Experienced, and Certified: Our technicians are highly trained professionals with expertise in tankless water heater systems.
- Upfront, Transparent Pricing: We provide clear written estimates so you know the cost before we start work.
- Customer Satisfaction Guarantee: We stand behind our work and aren't satisfied until you are.
- Read Our 5-Star Reviews: See what your neighbors in Potosi and surrounding areas say about our service on our Reviews page.
- 24/7 Emergency Service Available: Hot water emergencies don't wait, and neither do we.
Learn more about our history and commitment to the community on our About Us page.

Your Plumbing Repair Professionals
Midway Plumbing has been a trusted choice for plumbing work of all shapes and sizes for more than 40 years. No matter what sort of plumbing issue you’re facing, our team can handle it. We work carefully on plumbing jobs for both residential and commercial customers, answering all the questions they may have and providing a written estimate before work begins. You can always count on professional services from Midway Plumbing.
Service Area
Midway Plumbing is proud to serve Potosi, TX, and surrounding communities with expert tankless water heater replacement services.
Frequently Asked Questions (FAQs)
Q: What is the average cost to put in a tankless water heater?
A: The cost of replacing a tankless water heater varies based on the specific unit, fuel type, size, and installation complexity. Factors like needing to upgrade gas lines or venting can affect the final price. We provide a detailed estimate tailored to your specific project during our assessment.
Q: How often should a tankless water heater be replaced?
A: Tankless water heaters typically last 20 to 25 years with proper Water Heater Maintenance. If your unit is older than 20 years or requires frequent, costly repairs, it's generally time to consider replacement.
Q: Can I replace my own tankless water heater?
A: Replacing a tankless water heater involves working with water lines, gas or high-voltage electrical connections, and complex venting systems. Improper installation can lead to leaks, gas hazards, electrical issues, and voided warranties. This is not a recommended DIY project and should always be performed by a licensed and experienced professional plumber like Midway Plumbing.
Q: How many years does a tankless water heater last?
A: With regular maintenance, most tankless water heaters have a lifespan of 20 to 25 years. This is significantly longer than the 10-15 year average lifespan of traditional tank-style water heaters.
Q: What is the most common problem with tankless water heaters?
A: One of the most common issues is mineral buildup (scaling) in the heat exchanger, especially in areas with hard water. Other common problems include ignition failures, cold water sandwiches (brief drops in temperature), and insufficient flow rates if the unit is undersized or experiencing issues.
Q: Who should I call if my tankless water heater is not working?
A: If your tankless water heater isn't working correctly or needs replacement, you should call a licensed plumbing professional with specific experience in tankless systems. Midway Plumbing has the expertise to diagnose issues and perform expert replacements in Potosi, TX.
Ready to replace your aging tankless water heater with a new, efficient model? Trust the local experts at Midway Plumbing to provide reliable and professional service in Potosi, TX.