Boiler Services in New Haven, CT

Gas & Oil Boiler Installation, Maintenance, & Repair

When your boiler needs attention, Air Specialties Air Conditioning & Heating handles it from start to finish. We install, maintain, repair, and replace gas and oil boilers throughout New Haven County, CT, and we also handle expansion tank installation and full boiler removal. Since Frank Bradley founded this company in 1952, we’ve operated under the same family ownership. Now into our second generation, that continuity shows in how we work. We’re available for emergency heating service, and we’re fully licensed and insured in Connecticut.

We serve homeowners and businesses across New Haven County, including Hamden, New Haven, Milford, Orange, North Haven, North Branford, Branford, East Haven, West Haven, Derby, Devon, Ansonia, Bethany, Guilford, Oxford, Wallingford, and Woodbridge.

Need boiler service in New Haven or the surrounding areas? Call us at (475) 253-8825 to request a free estimate.

How Boilers Work

A boiler heats water by burning gas or oil and circulates either steam or hot water through pipes, radiators, or baseboard heaters. Steam boilers push steam through radiators; hot water boilers pump heated water through baseboard or radiant systems. Gas boilers run on natural gas, oil boilers use fuel oil, and some units handle both. The fuel available at your property, your home’s size, and the system’s efficiency rating are the primary factors that determine which unit fits best. A well-maintained boiler typically lasts 15 years or more, and regular annual maintenance is the single biggest factor in getting there.

Our Boiler Services

We work on residential and commercial boiler systems across New Haven County. Every visit follows the same standard: our technicians explain what they’re doing and why before they do it, pricing is confirmed before work begins, and the work area is left clean when the job is done.

Boiler Installation

Installing a new boiler involves more than swapping units. Our team walks you through the selection process, matching system type, fuel source, and efficiency rating to your property’s actual needs, and handles the full installation, including expansion tank installation where required. We serve both new construction and replacement projects for residential and commercial customers throughout New Haven County.

Boiler Maintenance

Annual boiler maintenance is one of the most cost-effective things you can do for a heating system. Our technicians inspect the unit, identify developing problems before they become costly repairs, and verify that safety components, including carbon monoxide detection systems, are functioning correctly. Maintenance packages are available and built to fit different budgets. For customers who want continuous coverage, we offer full service contracts covering both heating and cooling systems year-round.

Boiler Repairs

Boiler repairs don’t keep business hours. We provide emergency boiler repair throughout New Haven County because a heating failure in January can’t wait until Monday morning. Our technicians are trained on both gas and oil boiler systems, and timely repairs on a struggling unit can help prevent the premature full replacement that deferred service often forces.

• Strange noises: Unusual sounds such as whistling, banging, or clanking.
• Inconsistent heating: Fluctuations in temperature or rooms not heating up evenly.
• Increased fuel consumption: A sudden rise in fuel bills without a noticeable increase in usage.
• Water leaks: Water spotted around the boiler or dripping from it.
• Carbon monoxide alerts: Any carbon monoxide detector alarm tied to your heating system warrants an immediate call.
• Yellow pilot flame: A pilot light that burns yellow rather than blue indicates incomplete combustion, which can produce dangerous carbon monoxide and requires immediate attention.
• Unit age over 15 years: Persistent leaks, declining efficiency, and frequent breakdowns on an older unit are signs that replacement may be more cost-effective than continued repair.

Boiler Replacement

When repair no longer makes economic sense, Air Specialties Air Conditioning & Heating handles the full replacement. We remove the existing unit and install the new one, accounting for system type, fuel availability, and the efficiency rating of the replacement. For hot water and steam boiler systems alike, getting the right unit matched to your property matters as much as the installation itself.

Why Local Customers Choose Air Specialties Air Conditioning & Heating

More than 70 years of continuous family ownership isn’t a marketing claim. It’s a verifiable track record. Frank Bradley founded this company in 1952, and it has stayed in the same family ever since. That kind of institutional knowledge is rare in this trade, and it shows up in the practical details of how we handle boiler service calls.

Customers have been documenting their experience with us since the early 1990s. At least one customer has maintained a full service contract with us across multiple consecutive years and reported consistent, prompt service as recently as 2024. Reviewers consistently flag two things: our technicians show up when they say they will, and nobody walks away with work they didn’t need. We recommend the right solution for the actual problem, not the most expensive option available.

Our technicians go through ongoing training to stay current with modern boiler systems because a company founded in 1952 that stopped learning wouldn’t still be here. We’re fully licensed and insured in Connecticut, and free estimates are available for boiler installation and replacement projects.

Whether you need new boiler installation, boiler repair, or water heater service, contact us for a free estimate or call (475) 253-8825 any time of day.