Electric vs. Gas Tankless Water Heaters in Ada, OK (And Why Water Softeners Matter)
- Admin
- 4 days ago
- 3 min read

If you’re researching a new water heater in Ada, chances are you’ve heard about tankless water heaters. They provide hot water on demand, take up less space, and are more energy-efficient than traditional tank systems.
But there’s something many homeowners don’t realize—especially here in Ada:
👉 Tankless water heaters and hard water don’t mix well without proper protection.
Before choosing between electric vs. gas tankless, it’s important to understand how Ada’s hard water affects these systems and why a water softener is often a critical part of the solution.
What Is a Tankless Water Heater?
Tankless water heaters heat water only when you need it. Instead of storing hot water in a tank, they use powerful heating elements (electric or gas) to instantly heat water as it flows through the unit.
Benefits include:
Endless hot water
Lower energy consumption
Longer lifespan than tank water heaters
Compact design
However, tankless systems have internal heat exchangers that are far more sensitive to mineral buildup than traditional tanks—making water quality a big deal in Ada.
Ada’s Hard Water: The Hidden Factor
Water in Ada is considered hard, meaning it contains high levels of calcium and magnesium. These minerals cause scale buildup, which can:
Reduce heating efficiency
Restrict water flow
Cause temperature fluctuations
Trigger error codes or system shutdowns
Void manufacturer warranties
Shorten the lifespan of your tankless water heater
Tankless water heaters are especially vulnerable because water passes directly over heating components at high temperatures—perfect conditions for mineral scaling.
That’s why we strongly recommend pairing any tankless water heater installation with a water softener.
Electric Tankless Water Heaters (With Hard Water in Mind)
Pros
Lower upfront cost
Compact size
Energy efficient
No gas line or venting required
Cons
Often require electrical upgrades
Limited flow rate for whole-home use
Highly sensitive to scale buildup
Frequent descaling needed without soft water
Best For:
Smaller homes or low hot water demand
Point-of-use applications
Homes with proper water softening already installed
Without softened water, electric tankless units can experience rapid efficiency loss and increased maintenance costs.
Gas Tankless Water Heaters (Better for High Demand, Still Needs Soft Water)
Pros
Higher output for multiple fixtures
Ideal for families and larger homes
More consistent hot water during peak use
Cons
Higher installation cost
Requires gas supply and venting
Still vulnerable to mineral scale
Best For:
Whole-home hot water needs
Homes with high usage
Homes that install a water softener to protect the system
Gas units are more powerful, but hard water will still damage the heat exchanger over time without proper treatment.
Electric vs. Gas Tankless: Quick Comparison
Feature | Electric Tankless | Gas Tankless |
Upfront Cost | Lower | Higher |
Hot Water Capacity | Limited | High |
Installation Complexity | Moderate | Higher |
Sensitivity to Hard Water | High | High |
Water Softener Recommended | Yes | Yes |
Why a Water Softener Is Essential for Tankless Systems in Ada
Installing a tankless water heater without a water softener in Ada is a gamble.
A properly sized water softener:
Prevents mineral scale buildup
Improves efficiency and performance
Reduces maintenance and descaling needs
Protects manufacturer warranties
Extends the life of your investment
At Diamond Plumbing, we frequently service tankless systems that failed early—not due to the heater itself, but because hard water was ignored.
One Local Expert for Both: Water Heaters & Water Softeners
Diamond Plumbing doesn’t just install tankless water heaters—we design complete water solutions for Ada homes.
We:
Test your home’s water hardness
Help you choose electric or gas tankless systems
Size and install water softeners correctly
Ensure your system performs efficiently for years
No guesswork. No upselling gimmicks. Just honest, local expertise.
Talk to Ada’s Water Heater & Water Treatment Experts
If you’re searching for:
Water heater installation in Ada, OK
Tankless water heaters
Water softeners for hard water
Diamond Plumbing is here to help you do it right the first time.
📞 Call today or🌐 Request service online to schedule a consultation.






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