Gas Maintenance Agreement

Air Conditioning Agreement

Oil Maintenance Agreement

Copyright © 2026 All Rights Reserved. | Privacy | Sitemap Powered by Big Swell

Serving Fairfield County, CT & Beyond

Comfort-Focused Heating Installations, Done Right

Need Help? Call for Emergency Service

Call 475-208-3679

Get In Touch With Our Team

Tell us what you need, and a Dominick’s Heating and Cooling comfort specialist will follow up as soon as possible to help restore comfort, efficiency, and peace of mind in your home.


Reliable HVAC Installation Services in Norwalk, CT

Dominick’s Heating and Cooling provides professional HVAC installation services designed to deliver long-term comfort, efficiency, and peace of mind for your home. Whether you’re replacing an outdated system or installing HVAC in a new space, our experienced technicians help you select the right solution based on your home, lifestyle, and comfort goals.

We take a detail-driven, no-pressure approach to every installation—ensuring your new heating and cooling system is properly sized, safely installed, and built to perform reliably in every season. From energy efficiency to airflow balance, we focus on the details that make a real difference in everyday comfort.

Complete HVAC system installation

HVAC system replacement

High-efficiency system upgrades

System sizing and load calculations

Ductwork evaluation

Smart control installation

Removal of old equipment

System testing

Heating Services

Cooling Services

Indoor Air Quality

Fairfield County’s
Full-Service HVAC Experts

Proudly serving Stamford, Greenwich, Darien, New Canaan, Norwalk, Westport, and the surrounding Fairfield County communities with dependable heating and cooling solutions you can rely on year-round. From system installations to maintenance and repairs, Dominick’s Heating and Cooling is committed to comfort, efficiency, and reliable service for every home and business.

Expert HVAC solutions ensuring year-round ease, efficiency, and reliable local service!

Reliable Service

Trusted Experts

Fast Response

Quick Support

Affordable Pricing

Fair Rates

Highly Trained

Certified Technicians

Quality Workmanship

Skilled Craftsmanship

Friendly & Professional

Customer Focused

Request Service Today

475-208-3679

Have an Emergency?

Proudly helping CT homeowners stay comfortable with dependable, expert service—reach out today and let our team take care of your home’s comfort needs.

Full service HVAC Services in Fairfield County, CT

Emergency service available 24/7 for existing clients

Heating Services

Reliable heating services to keep your home warm and efficient. We provide professional heating repair, maintenance, and system support all season long.

Cooling Services

Professional cooling services for dependable comfort. We handle AC repair, maintenance, and service to keep your home cool when it matters most.

Indoor Air Quality

Improve indoor air quality and comfort. Our solutions help reduce allergens, improve airflow, and support a healthier home environment.

Installations

Professional HVAC installations designed for efficiency and long-term performance. Upgrade your comfort with systems installed the right way.

Repair & Maintenance

Expert HVAC repair and maintenance to prevent breakdowns and extend system life. Fast diagnostics and dependable service you can trust.

Water Heaters

Reliable water heater services to ensure steady hot water for your home. We handle repairs, maintenance, and energy-efficient replacements for lasting comfort.

Boilers

Dependable boiler services designed for consistent heat and performance. From repairs and maintenance to system replacements.

our process

Delivering Reliable Service Every Time

At Dominick's, we make it easy to get the comfort and peace of mind you deserve. Whether you need service, repairs, or a system evaluation, our team is here to guide you through a smooth, stress-free process from start to finish.

Get an Estimate

Our comfort specialists provide a free in-home estimate to understand your heating, cooling, or air quality needs. We evaluate your system, answer questions, and recommend the best solution for your home.

Installation

Our certified technicians complete your installation with precision and care. We use trusted equipment and follow industry best practices to ensure long-lasting comfort and efficient operation.

Quality Check

After installation, our team performs a full system review to confirm everything is working perfectly. We verify performance, walk you through your new equipment, and make sure you’re fully satisfied.