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Tankless Water Heater Services in Canandaigua, NY

When you want instant hot water and lower energy bills, Isaac Heating & Air Conditioning delivers dependable tankless water heater services in Canandaigua, NY. Since 1945, our family-owned team has provided reliable, efficient solutions for homeowners across the Finger Lakes. Whether you’re upgrading to a tankless system, need emergency repairs, or want to schedule annual maintenance, we make sure your water heater runs safely and efficiently year-round.

Book tankless water heater services in Canandaigua, NY by contacting us online today!

Tankless Water Heater Installation & Replacement

Thinking about switching from a traditional water heater to a tankless system? Isaac’s licensed professionals make the process simple. We can convert your existing setup to an energy-saving tankless water heater or replace your current unit with a modern, high-efficiency model.

Our technicians will help you choose the right size and capacity for your household, ensuring consistent hot water without wasting energy. With free replacement estimates and upfront pricing, you’ll always know what to expect before work begins.

Benefits of Tankless Water Heaters

  • Energy efficiency that reduces monthly utility bills
  • Endless on-demand hot water supply
  • Compact design that saves valuable space
  • Longer lifespan than traditional water heaters
  • Reduced risk of leaks or flooding
  • Eco-friendly operation with lower energy consumption

Tankless Water Heater Repair

Even the most reliable system can experience wear over time. Isaac Heating & Air Conditioning provides fast and dependable tankless water heater repairs throughout Canandaigua. Common issues include ignition failure, mineral buildup, error codes, and inconsistent water temperature.

Our plumbers service all brands and use advanced diagnostic tools to identify and resolve problems quickly. And if your water heater stops working unexpectedly, you can rely on our 24-hour emergency service to restore your hot water fast.

Tankless Water Heater Maintenance

Routine maintenance is key to keeping your system running smoothly. Most homeowners should schedule tankless water heater maintenance once a year to remove scale buildup, inspect filters, and verify safe gas or electrical connections.

Isaac’s certified technicians follow manufacturer-recommended maintenance procedures, ensuring your system maintains peak efficiency and longevity. Regular service also helps prevent costly breakdowns and keeps your water heater under warranty protection.

Why Choose Isaac for Tankless Water Heater Services?

Homeowners in Canandaigua and across Western New York have trusted Isaac Heating & Air Conditioning for decades. Our reputation for honest service, technical expertise, and customer care has earned us industry recognition and thousands of loyal customers.

Local families choose our team because they know they can count on us for:

  • Service all brands
  • Free replacement estimates
  • Family-owned and operated since 1945
  • Upfront pricing & financing options
  • 24-hour emergency service
  • Licensed, certified, and background-checked technicians
  • Recognized as a Rochester Top 100 company
  • Recipient of the BBB International Torch Award
  • Proud member of ACCA
Emergency Service Available (585) 394-9000

Schedule Tankless Water Heater Service in Canandaigua, NY

When it’s time for a tankless water heater installation, repair, or tune-up, Isaac Heating & Air Conditioning is the team you can count on. We combine experience, integrity, and award-winning service to keep your home comfortable and efficient all year long.

At Isaac, When You Need Us, We’ll Be There®. Contact us online to book your tankless water heater service today!

Tankless Water Heater FAQs


Most tankless models last 20 years or more when properly maintained, nearly double the lifespan of a standard storage tank.

Yes. Our licensed technicians can retrofit your plumbing and gas or electrical lines to install a new tankless system suited to your home’s size and hot water needs.

Once a year is ideal for most homes, but properties with hard water may benefit from twice-yearly service to prevent mineral buildup.
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Our Reviews

See What Your Neighbors Are Saying

The guys did a wonderful job installing my new hot water heater and new furnace They were on time for the job, very friendly, informative and clean. Definitely would recommend and will definitely use them for further jobs if needed. Thank you all again for the great experience

Christina D.

Mekhi and Zach were conscientious, communicative and thorough in getting rid of mold in the attic and vastly improving our home's insulation. These were difficult tasks that don't show up on the surface but they'll make our home a better place to live. They even pointed out a mistake and…

Marc S.

Alex G. was very professional, kind (easy to talk to, make requests and ask any questions) and thorough. Explained very clearly all the items he checked and that we would receive a service report for documentation Great service!

Christopher C.

We were pleased with the excellent, thorough service cleaning our furnace and gas fireplace. We also appreciated the extra time to answer several questions and help us schedule our a/c cleaning in the spring. Thank you!

MT

The tech was courteous and very easy to talk to. He listened to my minor gripes and questions and voiced to me that he would answer any questions the best he could. He showed up ready to find the problem. I would definitely recommend him to anyone. He seemed easygoing…

Ranman L.