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Celco Heating & Air Conditioning

HVAC Repair & Installation in Fairfield, CT

CELCO Heating & Air Conditioning has served Fairfield and surrounding Fairfield County communities since 1976 from our nearby Bridgeport headquarters. Our licensed, NATE-certified technicians repair, maintain and install central air conditioning, furnaces, boilers, heat pumps, ductless systems, water heaters and generators. We provide clear recommendations, upfront pricing and 24/7 emergency HVAC assistance. Call 203-371-0055 or schedule service online.

Call 203-371-0055Schedule ServiceRequest an Estimate

Family-owned since 1976 (50 years)   •   NATE-certified technicians   •   Licensed S1-392747   •   BBB A+   •   Upfront pricing   •   24/7 emergency service
Serving Fairfield from our Bridgeport headquarters at 467 Bishop Ave — close enough for prompt response.

Air Conditioning Repair & Installation in Fairfield

Heat pumps and ductless mini-splits are a strong fit for many Fairfield homes — efficient cooling in summer and heating in shoulder seasons, with options for hybrid setups that keep a furnace or boiler as backup. Ask about available heat-pump incentives: qualifying 5-ton systems can save up to $8,150.* See rebates & incentives and Go Hybrid for details. Learn about heat pumps, ductless mini-splits, and hybrid heating systems. For a closer look at this fall’s programs, read our Connecticut heat pump incentives guide.

CELCO regularly serves homeowners throughout Fairfield, including Mill Plain, Southport, and homes across the 06824 and 06825 ZIP codes. From coastal Southport properties to inland Mill Plain residences, we bring the same licensed, upfront-priced HVAC, water heater, and generator service from our nearby Bridgeport shop.

Bosch heat pump outdoor unit installed in Mill Plain, Fairfield, CT by Celco
Trane furnace installation in a Fairfield, CT attic by Celco

Heating Repair & Installation in Fairfield

Connecticut winters are hard on furnaces and boilers. Our NATE-certified technicians diagnose no-heat calls, repair gas and oil equipment, and install modern high-efficiency systems sized for your Fairfield home — not a one-size quote. Explore furnace, boiler, and heating services.

Water Heaters

Tank and tankless water heater repair, replacement, and installation for Fairfield homes — including indirect-fired units tied to boilers. See our water heater services and tankless options.

Generators

Standby and backup generator installation, repair, and maintenance so Fairfield homes stay powered through storms and outages.

Commercial HVAC in Fairfield

We install, repair, and maintain commercial HVAC for Fairfield-area businesses, with maintenance-program options for predictable upkeep. Commercial HVAC maintenance and commercial maintenance programs help keep systems running reliably.

Maintenance Program

Preventive tune-ups protect comfort and catch small issues before peak season. Ask about Celco’s maintenance program for priority scheduling and system checkups.

Fairfield Neighborhoods We Serve

Recent Fairfield Projects

Trane furnace, indoor coil and outdoor heat-pump condenser installed at a Fairfield, CT home.

Trane Furnace + Heat Pump — Fairfield 06824

A Fairfield home received a new Trane furnace and coil paired with a 454B heat-pump condenser. The installation was integrated with the existing ductwork to improve year-round comfort and efficiency.
Bosch heat-pump indoor equipment and outdoor condenser serving a Mill Plain home in Fairfield, CT.

Bosch Heat Pump — Mill Plain, Fairfield

A Mill Plain home in Fairfield upgraded from outdated equipment to a Bosch heat-pump system. The indoor and outdoor units were installed and tested for efficient, reliable climate control.
Two Mitsubishi ductless indoor units and outdoor condenser installed at a Southport, Fairfield, CT home.

Mitsubishi Ductless — Southport

A Southport home in Fairfield received a two-head Mitsubishi ductless system for more precise heating and cooling. The indoor heads and outdoor condenser provide flexible, year-round comfort without customer-identifying details.

Service Areas

Celco Heating and Air Conditioning Services Area Map
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Ansonia, CT
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Bethany, CT
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Branford, CT
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Bridgeport, CT
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Darien, CT
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Derby, CT
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East Haven, CT
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Easton, CT
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Fairfield, CT
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Greenwich, CT
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Hamden, CT
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Milford, CT
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Monroe, CT
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New Canaan, CT
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New Haven, CT
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North Haven, CT
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Norwalk, CT
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Orange, CT
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Oxford, CT
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Seymour, CT
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Shelton, CT
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Southport, CT
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Stamford, CT
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Stratford, CT
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Trumbull, CT
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West Haven, CT
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Weston, CT
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Westport, CT
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Wilton, CT
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Woodbridge, CT

Frequently Asked Questions

Does Celco serve Fairfield, CT?

Yes. CELCO provides heating, air conditioning, heat pump, ductless, water heater, and generator service for Fairfield homeowners, including Mill Plain, Southport, and the 06824 / 06825 areas.

What HVAC services do you offer in Fairfield?

AC and heating repair and installation, heat pumps and ductless mini-splits, hybrid systems, water heaters, generators, commercial HVAC, and preventive maintenance — plus 24/7 emergency help when systems fail.

Where is Celco located?

Our headquarters is at 467 Bishop Ave, Bridgeport, CT 06610. We are a short drive from Fairfield and regularly schedule work across town. We do not claim a Fairfield storefront address.

Do you install heat pumps and generators in Fairfield?

Yes. We install and service heat pumps, ductless systems, hybrid setups, and standby generators sized for your home’s needs. Ask about available incentives: a qualifying 5-ton heat-pump system can save up to $8,150. Eligibility and program rules apply, and amounts may change.

How do I get an estimate or schedule service in Fairfield?

Call 203-371-0055, schedule service, or request an estimate. We provide clear pricing before work begins.

Why choose Celco for Fairfield HVAC?

50 years of local experience (family-owned since 1976), NATE-certified technicians, license S1-392747, upfront pricing, BBB A+ reputation, and full heating, cooling, water heater, and generator capabilities.

Celco Monthly Promotions

Expires March 31st, 2027
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