Upgrade Your Home with a Tankless Water Heater
- Karney Plumbing
- Dec 17, 2025
- 4 min read
Updated: Jan 9
Why Choose to Install Tankless Water Heater?
Installing a tankless water heater offers several advantages over conventional water heaters. Here are some key reasons why homeowners are making the switch:
Energy Efficiency: Tankless water heaters only heat water when it’s needed, reducing energy waste. This can lower your utility bills significantly.
Space Saving: These units are compact and wall-mounted, freeing up valuable floor space in your home.
Endless Hot Water: Since water is heated on demand, you won’t run out of hot water during showers or when using multiple appliances.
Longer Lifespan: Tankless water heaters typically last longer than traditional models, often up to 20 years with proper maintenance.
Reduced Risk of Leaks: Without a tank, there’s less chance of leaks or water damage in your home.
Choosing to install tankless water heater systems is a smart investment that pays off in comfort and savings.
How to Install Tankless Water Heater: Step-by-Step Guide
Installing a tankless water heater requires careful planning and professional expertise. Here’s a simplified overview of the installation process:
Assessment and Selection
A professional technician evaluates your home’s hot water needs, existing plumbing, and electrical or gas supply. They help you select the right size and type of tankless water heater.
Preparation
The installation area is prepared by removing the old water heater if necessary. Proper ventilation and clearance are ensured for safety.
Mounting the Unit
The tankless water heater is securely mounted on the wall, usually near the main water line.
Plumbing Connections
Cold water supply lines are connected to the unit’s inlet, and hot water lines to the outlet. Any necessary upgrades to pipes or valves are made.
Electrical or Gas Hookup
Depending on the model, the unit is connected to the electrical system or gas line. This step must comply with local codes and safety standards.
Testing and Calibration
The system is tested for leaks, proper flow, and temperature settings. The technician calibrates the unit for optimal performance.
User Instruction
Finally, the installer explains how to operate and maintain your new tankless water heater.
Professional installation ensures your system runs efficiently and safely from day one.
Do You Need Special Plumbing for a Tankless Water Heater?
One common question is whether special plumbing is required for a tankless water heater. The answer depends on your existing plumbing setup and the type of unit you choose.
Pipe Size and Material
Tankless water heaters often require larger diameter pipes to handle higher flow rates. Copper or PEX piping is commonly used for durability and compliance with codes.
Water Pressure
Adequate water pressure is essential for proper operation. If your home has low pressure, a booster pump might be necessary.
Gas Line Upgrades
For gas-powered units, the gas line may need to be upgraded to supply sufficient fuel. This is critical for safety and performance.
Ventilation Requirements
Proper venting is mandatory to expel exhaust gases safely. This may involve installing new vent pipes or modifying existing ones.
Electrical Considerations
Electric tankless water heaters require dedicated circuits and appropriate wiring.
Because of these factors, it’s essential to have a professional plumber assess your home before installation. They can recommend any necessary plumbing upgrades to ensure your tankless water heater operates efficiently and safely.
Benefits of Hiring Professional Installers for Your Tankless Water Heater
While some homeowners may consider DIY installation, hiring a professional offers significant advantages:
Expertise and Experience
Professionals understand the technical requirements and local codes. They can handle complex installations and troubleshoot issues.
Safety Assurance
Proper installation reduces risks of gas leaks, electrical hazards, and water damage.
Warranty Protection
Many manufacturers require professional installation to maintain warranty coverage.
Time and Convenience
Professionals complete the job efficiently, saving you time and stress.
Long-Term Savings
Correct installation maximizes energy efficiency and extends your unit's lifespan.
Investing in expert installation is a wise choice that ensures your tankless water heater delivers reliable performance for years to come.
Maintenance Tips After Tankless Water Heater Installation
Once your tankless water heater is installed, regular maintenance is key to keeping it running smoothly:
Flush the System Annually
Mineral buildup can reduce efficiency. Flushing the unit yearly helps prevent scale accumulation.
Clean the Filter
Some models have water filters that need periodic cleaning or replacement.
Inspect Venting and Connections
Check for any signs of leaks or damage in the gas, water, and venting systems.
Monitor Performance
If you notice inconsistent water temperature or reduced flow, contact a professional for inspection.
Schedule Professional Checkups
Annual maintenance by a licensed technician can catch issues early and prolong your heater’s life.
Following these tips will help you enjoy the full benefits of your tankless water heater for many years.
Conclusion
In conclusion, upgrading to a tankless water heater is a significant step toward improving your home's energy efficiency and comfort. The benefits are clear, from saving space to ensuring you never run out of hot water. By understanding the installation process and the importance of hiring professionals, you can make an informed decision that enhances your home for years to come. For more information on tankless water heaters, consider reaching out to local experts who can guide you through the process.
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