Tankless Water Heater Installation and Replacement in Ontario, California - Endless Hot Water, Instant Comfort
Transform your home’s comfort and efficiency with a tankless water heater that provides nonstop hot water for years to come
Tired of running out of hot water halfway through a shower?. Old tank heaters lose efficiency over time, leak easily, and waste energy month after month. Now is the perfect time to upgrade to a tankless water heater.
We’re your local experts for professional tankless water heater installation in Ontario, California. Every installation is handled by licensed experts using best-in-class products from brands you can trust, such as Rinnai, Navien, and Noritz.
Tankless water heaters heat water on demand, giving you endless hot water whenever you need it and saving you up to 30 percent on energy costs. They save space, reduce maintenance needs, and outlast traditional tank-style heaters by years.
No matter the size of your home or your hot water needs, we deliver a seamless installation experience backed by our satisfaction guarantee.
Reach out today at (714) 464-7889 or schedule your free tankless water heater estimate online.
Why Ontario Homeowners Are Making the Move to Tankless Hot Water Systems
Advanced efficiency, improved comfort, and serious long-term savings
Today’s tankless water heaters are not a luxury item, they’re the smart choice for efficiency and comfort. Old-style tank heaters waste energy by reheating stored water, while tankless systems heat water instantly as you use it.
Why so many homeowners are choosing to install or replace their old units with tankless systems.
- Endless Hot Water – Hot water on demand, no matter how many showers or loads of laundry you run
- Smart Energy Savings – Reduce monthly costs with on-demand heating and improved energy efficiency
- Small Footprint – Tankless units take up a fraction of the space of old tank water heaters
- Longevity – Get decades of dependable performance from your tankless system
- Better-Tasting Hot Water – No standing water or sediment buildup sitting in a tank
- Eco-Friendly – Eco-friendly technology that’s better for your home and the environment
Whether your current water heater is leaking, slow to heat, or simply outdated, our expert team can install a modern tankless system that fits your home perfectly.
We also offer expert installation for conventional tank water heaters.
Current Special Offers
SPECIAL OFFER:
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$50 OFF
$50 OFF Water Heater Installation/Replacement
Expires: Dec 12, 2025 SPECIAL OFFER:
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$75 OFF
$75 OFF Tankless Water Heater Installation
Expires: Dec 12, 2025Related Services
Chårlene Låsiter
Garden Grove, CA
"Eric is a very hard worker. He's honest, efficient and clean. Most importantly, he handled our plumbing projects and made sure the job is done right. GREAT MAN!"
John Kirker
Tustin, CA
"I highly recommend Elder & Young Plumbing as my top rated choice. We punctured a pipe during a remodel. E&Y was out in a jiffy to solve the problem so that we could continue our project."
Tyler W.
Newport Beach, CA
"A pleasure to find a friendly professional that has your safety and well being in mind for the water heater. Advises what needs attention and what can wait!"
How can we help you get the job done right?
We love helping our clients and we're here to help you with your plumbing needs, 24/7. We want to be there for all of your plumbing problems no matter what time it is! We know that everyone deserves peace of mind when they call someone in for work around their home or business property so don't hesitate any longer before picking up the phone and giving us a call - let's get started right away!