- legendaryplumbing
- Sep 9
- 4 min read
When it comes to keeping your home comfortable and efficient, your water heater plays a crucial role. If you’re considering an upgrade or just want to understand your options better, tankless water heaters are worth a close look. They offer many benefits over traditional models, but like any system, they need proper care and maintenance. In this post, I’ll walk you through everything you need to know about tankless water heaters, including the latest plumbing inspection technologies that help keep your system running smoothly.
Understanding Plumbing Inspection Technologies for Your Water Heater
Modern plumbing inspection technologies have transformed how we maintain and troubleshoot water heaters. Instead of relying on guesswork or invasive methods, professionals now use advanced tools to diagnose issues quickly and accurately.
For example, video pipe inspection cameras allow plumbers to see inside your pipes without tearing up walls or floors. This technology helps identify blockages, corrosion, or leaks that could affect your water heater’s performance. Infrared cameras can detect temperature irregularities, showing if your heater is heating water unevenly or losing heat through poor insulation.
These tools not only save time but also reduce repair costs by pinpointing the exact problem. When you schedule a plumbing inspection, you can expect a thorough evaluation using these technologies to ensure your water heater and plumbing system are in top shape.

Why Choose a Tankless Water Heater?
Tankless water heaters, also known as on-demand water heaters, heat water only when you need it. Unlike traditional tank models that store hot water continuously, tankless units provide hot water instantly as it flows through the system.
Here are some key benefits:
Energy Efficiency: Since they don’t keep water hot all day, tankless heaters use less energy, which can lower your utility bills.
Space Saving: These units are compact and can be mounted on walls, freeing up valuable space in your home.
Endless Hot Water: You won’t run out of hot water during showers or when multiple appliances are running.
Longer Lifespan: Tankless water heaters generally last longer than traditional tanks, making them a smart investment.
However, installation requires professional expertise to ensure proper sizing and setup. Incorrect installation can lead to performance issues or safety hazards.

What is the Life Expectancy of a Tankless Water Heater?
One of the biggest advantages of tankless water heaters is their durability. On average, these units last about 20 years, which is significantly longer than traditional tank heaters that usually last 10 to 15 years.
Several factors influence the lifespan of your tankless water heater:
Water Quality: Hard water can cause mineral buildup inside the unit, reducing efficiency and lifespan.
Maintenance: Regular flushing and descaling help prevent buildup and keep the system running smoothly.
Usage: The more frequently the heater is used, the more wear it experiences.
Installation Quality: Proper installation by a licensed professional ensures the unit operates under optimal conditions.
Routine inspections and maintenance are essential to maximize your heater’s life. Scheduling professional service at least once a year can catch small issues before they become costly repairs.

How to Maintain Your Tankless Water Heater
Maintaining your tankless water heater is simpler than you might think, but it requires attention to detail. Here’s a straightforward maintenance checklist you can follow or discuss with your plumber:
Flush the System Annually
Mineral deposits can build up inside the heat exchanger. Flushing the system with a vinegar solution or a descaling agent removes these deposits and improves efficiency.
Clean the Water Filter
Many units have a small filter that traps debris. Cleaning or replacing this filter regularly prevents clogs.
Check the Venting System
Proper venting is critical for safety and performance. Inspect vents for blockages or damage.
Inspect for Leaks
Look around the unit and connections for any signs of water leakage.
Test the Pressure Relief Valve
This valve prevents excess pressure buildup. Make sure it’s functioning correctly.
If you’re not comfortable performing these tasks yourself, a professional plumber can handle them during a routine service visit. Remember, regular maintenance not only extends the life of your heater but also ensures it operates safely and efficiently.
When to Call for Professional Tankless Water Heater Services
Even with regular maintenance, there are times when you’ll need expert help. If you notice any of the following signs, it’s time to reach out for professional tankless water heater services:
Water temperature fluctuates or doesn’t get hot enough
Strange noises coming from the unit
Water pressure drops significantly
Error codes appear on the display panel
Visible leaks or corrosion around the heater
Professional technicians have the tools and knowledge to diagnose and fix these issues quickly. They can also advise if it’s time for a replacement or upgrade.
Making the Most of Your Tankless Water Heater Investment
Choosing a tankless water heater is a smart decision for many homeowners. To get the best value, consider these tips:
Choose the Right Size: A unit that’s too small won’t meet your hot water needs, while an oversized unit wastes energy.
Invest in Professional Installation: Proper setup is crucial for safety and performance.
Schedule Regular Inspections: Use modern plumbing inspection technologies to catch problems early.
Maintain Your System: Follow the maintenance checklist or hire a professional annually.
By staying proactive, you’ll enjoy reliable hot water, lower energy bills, and peace of mind.
If you want to learn more or schedule a service, Legendary Plumbing Services LLC is ready to help. They specialize in fast, honest, and reliable plumbing solutions across the DFW area. Whether it’s installation, maintenance, or repair, you can count on their expertise to keep your home comfortable year-round.