Tankless Water Heater Services in New Haven, CT

Installation, Repair, & Maintenance Backed by 70+ Years of Experience 

When it comes to tankless water heater services in New Haven County, CT, Air Specialties Air Conditioning & Heating brings a level of experience most contractors can’t match. Frank Bradley founded this company in 1952, and it has stayed under continuous family ownership ever since, now into its second generation. We’re a locally owned contractor, licensed and insured in Connecticut, and we handle tankless water heater installation, repair, and maintenance for both residential and commercial customers throughout the county.

Our technicians show up on time, explain what they’re doing and why at every visit, and won’t recommend anything beyond what the job actually requires. You’ll know the cost before work begins. That’s been our standard for more than 70 years.

• Same-day service available most days
• Fully stocked trucks ready to respond
• 24/7 emergency service available
• Honest, upfront pricing on every job
• Licensed and insured in Connecticut
• No upselling. We recommend what you need, not the most expensive option
• Technicians leave the work area clean at every visit

Ready to schedule tankless water heater service in New Haven or the surrounding areas? Call Air Specialties Air Conditioning & Heating at (475) 253-8825. We’re available 24/7 for emergencies and offer same-day appointments most days.

Tankless Units vs. Storage Tank Units: How Each Works

Traditional tank systems and tankless models both supply hot water for cooking, bathing, laundry, and more, but they take two very different approaches. A storage tank water heater heats a fixed volume of water, typically 30 to 80 gallons, depending on household size, to a set temperature and cycles on and off throughout the day to hold that temperature, even when you’re not drawing hot water. That continuous cycling creates standby heat loss, and you’re paying for it whether or not anyone turns on a tap.

A tankless water heater works on demand. When you open a hot water tap, cold water flows through the unit and is heated as it passes through. There’s no stored volume to deplete, which eliminates standby heat loss. The trade-off is a brief delay before hot water reaches the fixture, particularly on longer pipe runs, but most households find that a small price to pay for continuous on-demand water heating.

Is a Tankless Water Heater Right for You?

Tankless water heaters offer real advantages over conventional tank units, and they’re worth considering. That said, they aren’t the right fit for every situation, and sizing the unit correctly matters more than most people realize.

Here’s an honest look at the key considerations:

• No Standby Heat Loss: Because water is only heated when it’s needed, tankless units don’t waste energy maintaining a tank temperature around the clock.
• Continuous Hot Water Supply: A properly sized tankless unit can provide ongoing hot water without the fixed-capacity limits of a tank.
• Longer Service Life: With proper maintenance, tankless water heaters typically last 15 to 20 years, generally longer than a conventional tank unit.
• Higher Upfront Cost: Tankless units cost more to purchase and install than tank models. Energy savings over time can help offset that investment, but the initial outlay is real.
• Sizing Matters: A unit that’s too small for peak demand can struggle to keep up. An oversized unit can waste energy. A professional sizing assessment, accounting for the number of fixtures and simultaneous use, is the right starting point before any purchase.

Tankless Water Heater Installation

Our tankless water heater installation process starts well before the first connection is made. We help you choose the right model for your specific needs and budget, including a proper sizing assessment so the unit handles your household’s or building’s peak demand without being overengineered for the load. Our technicians are licensed and insured in Connecticut, and every installation is completed to code, covering gas lines, water connections, and venting compliance.

Once the unit is in, we test it thoroughly and walk you through how it operates before we leave. You’ll know what to expect from your new system and who to call if a question comes up later. Pricing is communicated clearly before work begins, so there are no surprises on the invoice.

Tankless Water Heater Repair

A tankless water heater that isn’t performing correctly can disrupt a home or business quickly. Our technicians are available 24 hours a day, 7 days a week for emergency repair calls, so you’re not waiting until Monday morning when hot water is out on a Saturday night.

Diagnosis starts with a systematic review: error codes, water pressure, gas pressure on gas-powered models, and burner operation. From there, we identify whether the fix involves cleaning clogged components, replacing a faulty sensor, igniter, or pressure relief valve, or adjusting system settings. After repairs are complete, we verify all connections are secure, check for leaks, and test the unit to confirm it’s operating correctly. We explain what we found and what we did, and we won’t recommend a replacement when a repair is the right answer.

Tankless Water Heater Maintenance 

Tankless water heaters should receive professional maintenance at least once a year. In parts of New Haven County with hard water, more frequent descaling intervals may be appropriate, since mineral buildup in the heat exchanger is one of the leading causes of reduced performance and overheating in these units.

Our tankless water heater maintenance visits cover a full checklist: inspection for leaks, loose connections, and visible damage; cleaning the water inlet filter; air filter replacement on gas-powered units; descaling the heat exchanger with a descaling solution to clear mineral deposits; and a final flush with clean water to remove any residual solution. Our technicians explain what was done before they leave and answer any questions. The work area is clean when we walk out.

For customers who want ongoing coverage without scheduling each visit separately, we offer maintenance packages at different budget levels and full service contracts that cover both heating and cooling systems year-round. It’s a straightforward way to protect your investment and help keep the unit running at its rated Uniform Energy Factor.

FAQs About Our Tankless Water Heater Services

How Often Do Tankless Water Heaters Need to Be Serviced by a Pro?

At least once a year is the standard recommendation. If your property has hard water, more frequent maintenance, particularly heat exchanger descaling, may be warranted. Our team can assess your unit and suggest an interval that fits your water conditions and usage.

How Much Does Tankless Water Heater Installation Cost?

The cost depends on the unit type, whether any upgrades to your gas line, electrical system, or venting are required, and labor. We provide an accurate estimate after evaluating your specific situation, and you’ll have that number before work begins.

Do I Need to Do Anything Special for My Tankless Water Heater During the Winter?

In Connecticut winters, protecting exposed pipes with insulation and keeping the area around the unit clear of debris are both worthwhile steps. If your unit is in an unheated space, those precautions matter more. We can walk you through winterization specifics for your setup when we’re on-site.

How Long Do Tankless Water Heaters Typically Last?

The typical service life for a tankless water heater is 15 to 20 years, which is generally longer than a conventional storage tank unit. Consistent annual maintenance is one of the most reliable ways to support long-term performance. We’ll give you straightforward guidance on care practices that support the long-term life of your unit.

Are There Any Tax Credits or Rebates Available for Installing a Tankless Water Heater?

The Energize CT rebate program for natural gas tankless water heaters ended December 31, 2024, and the federal 25C tax credit for gas tankless water heaters expired December 31, 2025. It’s worth noting that Energize CT incentives for heat pump water heaters remain a separate category with different eligibility rules, applicable to qualifying electric customers. Program availability and amounts change, so we recommend checking EnergizeCT.com directly and consulting a tax professional to understand what incentives, if any, currently apply to your situation.

To learn more about our tankless water heater services in New Haven, call (475) 253-8825.