
Tankless Water Heaters in Rancho Cucamonga
On-Demand Water Heater Installation & Repair
Tankless water heaters have gained popularity over the past few years for their energy efficiency and small size, among other benefits. If you’re considering a tankless water heater, turn to Rooter 66 Plumbing for exceptional tankless water heater installation in Rancho Cucamonga.
We offer tankless water heater installation, maintenance, and repair services in Rancho Cucamonga and across San Bernardino County. We’re a family-run team, and we know how important it is to have hot water when you need it. Our techs are background-checked and drug-tested, so you can feel comfortable with us in your home.
We also offer standard water heater services. Contact us online or at (909) 255-3426 to schedule a service appointment today!
How Tankless Water Heaters Work
Unlike those big tank heaters, tankless models heat water on demand. Picture this: you turn on the hot water tap, and a heating element instantly warms the water as it flows through. No more waiting! This means you’re not wasting energy heating water that just sits in a tank. To keep your tankless system working its best, you’ll want to have it maintained. This includes descaling to get rid of mineral buildup – something we see a lot of here in Rancho Cucamonga's water – and checking everything’s running smoothly. We offer maintenance plans to keep your system in top shape.
What’s Great About Tankless Water Heaters?
Why are so many Rancho Cucamonga homeowners switching to tankless? Here are a few reasons:
- Space-saving: They’re compact, which is great for those of us with smaller garages or utility closets.
- Energy savings: You only heat water when you need it, which cuts down on energy bills.
- Endless hot water: No more cold showers when everyone else has used up the hot water!
- Longer lifespan: These units last longer than traditional tanks.
Choosing the right size and model is key. Our team can help you figure out what works best for your home’s water use.
Choosing the Right Tankless Water Heater in Rancho Cucamonga
Picking the right tankless heater means thinking about how much hot water your family uses, and how many bathrooms you have. We can walk you through the options, whether you’re looking at electric or gas models. Gas models can handle more hot water at once, which is great for bigger homes. Electric models are often easier to install. We’ll help you find the perfect fit.
Thinking about switching to a natural gas heater instead? Contact us for gas line installation services in Rancho Cucamonga and the surrounding cities within the Inland Empire.

Why Choose Rooter 66 Plumbing?
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Our flexible financing options support you however you'd like to pay.
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Plumbing services provided by a Spanish-speaking team.
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Some things just can't wait. We can come see you today!
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We make it easy to get started with a completely free quote.
Common Tankless Water Heater Problems
Like any appliance, tankless heaters can have their issues. Here are some things we see:
- Mineral buildup (especially common with our local water).
- Ignition problems.
- Low water flow.
- System overload.
- Flame failure messages.
- Air supply or exhaust blockages.
- Hot and cold water fluctuations.
- Leaks.
If you run into any of these, give us a call at (909) 255-3426. We’re here for quick repairs, often within 24 hours. Regular maintenance can prevent a lot of these problems, so it saves you money and time.
Frequently Asked Questions About Tankless Water Heaters
How long do tankless water heaters last?
- With good care, they can last 20 years or more. Regular maintenance, like descaling, is key. We can help with that.
What maintenance do they need?
- Descaling, filter checks, and annual inspections. We offer maintenance plans to keep your system running smoothly.
Can I switch from a tank heater?
- Yes! We can handle the whole process, making sure it’s done right and meets local codes.