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Serving New Haven and Northern Fairfield Counties

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Heating and Cooling Services

24/7 Emergency Service Available

30-Day Guarantee on All Work Performed

100% Satisfaction Guaranteed

Hours:

Request Service

Hero Request Form

Heating and Cooling Services

24/7 Emergency Service Available

30-Day Guarantee on All Work Performed

100% Satisfaction Guaranteed

Hours:

Request Service

Hero Request Form

Experience the Comfort With A & S Nathan Heating & Cooling LLC

A & S Nathan Heating & Cooling LLC is a trusted name in all aspects of comfort in your home, local to Ansonia, CT. As a local family-owned and family-operated business, we've been serving our community with dedication and expertise for over two decades.

Our commitment to quality and customer satisfaction is evident in our 24/7 same-day emergency service. Your satisfaction is always a priority to us. Get started with a free estimate for your heating and cooling needs, we also offer financing options.

Why Choose A & S Nathan Heating & Cooling LLC?

Choosing A&S Nathan Heating & Cooling LLC for your HVAC needs in Ansonia, CT is a decision rooted in reliability, expertise, and community trust. With over 20 years of experience, A&S Nathan brings a wealth of industry knowledge to every project, ensuring quality service and satisfaction.


As a local family-owned and operated business, we prioritize personalized care and understand the unique needs of the community we serve. Our HomeAdvisor Pro certification underscores our commitment to professionalism and adherence to industry standards. Being the proud recipient of the 2023 Pulse Award reflects our unwavering dedication to excellence and customer satisfaction, making A&S Nathan Heating & Cooling LLC a trusted choice for HVAC services in Ansonia and beyond.

24/7 Emergency Service Available

Service Contracts Available

Installation, Repair, and Service of All Fuel Types

Over 20 Years of Experience

Estimates Received Within 24 Hours

Mitsubishi Elite Diamond Dealer

2023 Pulse Award Winner

Local Business Since 2000

Air Conditioning

Stay cool and comfortable with our air conditioning services. We offer a range of solutions, from installation to repair and maintenance, to ensure your cooling system is running efficiently.

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Ductless Mini-Splits

As a Diamond Dealer for Mitsubishi ductless mini-splits, we offer specialized services for these systems. Enjoy efficient heating and cooling with our ductless mini-split services. Contact us today to request a service.

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Gas Conversions

We offer gas conversion services for homeowners looking to switch from oil to natural gas. Our certified technicians and attentive office will ensure a smooth, quick, and safe conversion process. Call for a quote!

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Heat Pumps

Heat pumps are an energy-efficient way to heat and cool your home. We offer installation, repair, and maintenance services for heat pumps. Get a 30-day guarantee on all our work.

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Heating

Our heating services are designed to keep your home warm and comfortable throughout the winter months. We offer installation, repair, and maintenance services for a variety of heating systems.

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Indoor Air Quality

We offer solutions to improve your indoor air quality, from air purifiers to humidifiers. Breathe easier with our indoor air quality services. We're a local, family-owned business you can trust.

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Water Heaters

We provide services for all types of water heaters, ensuring you always have hot water when you need it. Our services include installation, repair, and maintenance. Financing options are available.

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Maintenance Contracts

For comprehensive maintenance contracts that are tailored to your needs, reach out to us. A & S Nathan Heating & Cooling LLC is happy to keep your HVAC system running smoothly all year long.

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Here's what our satisfied customers are saying...

At A & S Nathan Heating & Cooling LLC, we take pride in providing exceptional HVAC services to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and helps others make informed decisions.


Please take a moment to leave a review of A & S Nathan Heating & Cooling LLC and let others know what you think.

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A & S Nathan Heating & Cooling LLC

Serving New Haven and Northern Fairfield counties. A & S Nathan Heating & Cooling LLC specializes in heating, cooling, water heaters, gas conversions, and heat pumps. 24/7 emergency service available. 30-day guarantee on all work. 100% satisfaction guaranteed. Call now.

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