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Tankless Water Heater Repair and Replacement

Trust your local Aire Serv® to service your commercial tankless water heater, a proven modern innovation and a worthy replacement for standard storage heaters. Nothing can top this heater’s continuous hot water, increased efficiency, reduced costs, and energy savings in residential and commercial applications.

Tankless Water Heater Repair and Replacement
ASV technician arriving at the location.

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  • The average lifespan of a commercial tankless water heater is between 8 to 12 years. If you’re hoping to get the maximum use possible from your unit, be sure to service it regularly. Annual maintenance can help ensure minimal scale backup and keep your water heater running safely and efficiently.

  • If your water heater develops a problem, an Aire Serv professional is only a call away. Whether you experience a leak, shutdown, hot water shortage, or inconsistent water temperatures, count on your local Aire Serv professionals to properly diagnose, communicate, and repair your commercial water heater.

  • If you need help with commercial water heater replacement or installation, you’d be hard-pressed to find a team more experienced than Aire Serv. All our professionals are highly trained to install tankless water heaters. Most models can operate using either natural gas, propane, or electricity.

Water heater unit inside a home.

Trust Your Local Aire Serv for Commercial Tankless Water Heater Service


Our Aire Serv professional team has the skill and experience to make sure your commercial water heater is installed right, backed with our Neighborly Done Right Promise®, which ensures you’ll be happy with our work. Contact your local Aire Serv to schedule an appointment.

Trust Your Local Aire Serv for Commercial Tankless Water Heater Service

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Our Special Offers

At Aire Serv, we pride ourselves on being able to find affordable, real solutions for your heating and air conditioning issues. If you would like to learn more about the specials we are currently offering, do not hesitate to check out some of our coupons below!

  • 10% Off Any Service

    For First Responders, Teachers, Seniors, Veterans and Military

    Discount Code: NAT-HEROS-10%. Discount does not apply to equipment costs. Valid ID required to qualify. Seniors must be 60+. Not valid with any other offer. All services are performed by independently owned and operated franchises. Terms and Limits Apply. No cash value. Valid only at participating locations. Offer must be presented at time of order. Services may vary by location. Other restrictions may apply. © 2025 Dwyer Franchising LLC. For full details, terms, and address visit neighborly.com/terms-of-use.
    Expires: 12/03/2025
    Claim Offer
  • Free Second Opinion

    On Any Install or Repair

    Discount Code: NAT-DIAGFEE-FREE. Diagnostic fee is waived from your total invoice if you purchase a new install or complete a repair. Not valid with any other offer. All services are performed by independently owned and operated franchises. Terms and Limits Apply. No cash value. Valid only at participating locations. Offer must be presented at time of order. Services may vary by location. Other restrictions may apply. © 2025 Dwyer Franchising LLC. For full details, terms, and address visit neighborly.com/terms-of-use.
    Expires: 09/30/2025
    Claim Offer
  • $500 Off

    Installation of a New High-efficiency HVAC System

    Discount code: NAT-NEWINSTALL-$500. Discount only applies to full system high-efficiency heating & cooling installations. Not valid with any other offer. All services are performed by independently owned and operated franchises. Terms and Limits Apply. No cash value. Valid only at participating locations. Offer must be presented at time of order. Services may vary by location. Other restrictions may apply. © 2025 Dwyer Franchising LLC. For full details, terms, and address visit neighborly.com/terms-of-use
    Expires: 09/30/2025
    Claim Offer
  • $50 Off

    Your First Completed Repair

    Discount Code: NAT-REPAIR-$50. Not valid with any other offer. All services are performed by independently owned and operated franchises. Te rms and Limits Apply. No cash value. Valid only at participating locations. Offer must be presented at time of order. Services may vary by location. Other restrictions may apply. © 2025 Dwyer Franchising LLC. For full details, terms, and address visit neighborly.com/terms-of-use.
    Expires: 09/30/3025
    Claim Offer

The Aire Serv Advantage

From tune-ups and maintenance to heater repair and air conditioning replacement, we provide services that keep the air you breathe clean and and keep your home or business at the perfect temperature.

Customer Reviews

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  • Blue quote bubble icon.

    Great overall experience. Very knowledgeable. Very upfront, with a sincere approach on trying to help.

    Kevin K.
    5/5
  • Blue quote bubble icon.

    Furnace was having issues and they were able to get a tech out that afternoon to diagnose and repair it. Very professional and great communication. We will definitely be using them again

    Terri G.
    5/5
  • Blue quote bubble icon.

    The technician was very thorough and let me know what his concerns were and was honest. I appreciated how quick the response was. They had the technician over within two hours. Great customer service and very polite!

    Kayleb C.
    5/5
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The Neighborly Done Right Promise® delivered by Aire Serv®, a proud Neighborly company.

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Commercial Tankless Water Heater Frequently Asked Questions

Have questions? Our highly-trained experts have the answers! With 24/7 customer service, you can count on Aire Serv professionals to provide accurate and valuable responses to any concerns 365 days, 7 days a week. Learn more by booking a service with us today!

  • Whenever you experience a leak, shutdown, hot water shortage, or inconsistent water temperatures, count on your local Aire Serv professionals to ensure your system operates efficiently year-round. Our highly-trained team can provide services such as:
    • Hard Water Filtration
    • Periodic Inspections
    • Regular Maintenance

Join Our Team

We are proud to be an employer of choice in the field of Heating and Air Conditioning throughout the United States and Canada. At Aire Serv, we believe in doing the job right, which starts with how we take care of our team members. When you put on the Aire Serv uniform, you join a team of professionals who care about one another and embody our core values of Respect, Integrity, and Having Fun In The Process.

Start your career with us today. We offer exciting opportunities for growth and success!
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