Marlborough, MA Whole Home Peace of Mind

Preventative maintenance is the key to keeping your home's systems in excellent working order! We'll help you get the longest possible life from your systems and identify any small equipment repairs before they have a chance to turn into larger problems.

HVAC Contractor in Marlborough, MA

Reliable 24-Hour Emergency AC & Heating Repair, Installation & Maintenance 

Since 1944, Cotti-Johnson has specialized in the installation, maintenance, and service of residential air conditioning and heating systems.

Our decades of experience and dedication to customer service qualify us to represent the premier manufacturers in the industry—American Standard, Bosch, Bryant, and Mitsubishi Electric.

HVAC Services in Marlborough

As a family-owned business that’s been around for decades, we pride ourselves on our full range of heating, air conditioning, and indoor air quality services. And, because HVAC problems often occur outside of normal operating hours, we offer after-hours service and same-day repairs. When we say we’re here for you, we mean it! 

Our HVAC services include but are not limited to: 

  • Boilers 
  • Cooling towers 
  • Condenser loops 
  • Ductwork 
  • Gas, oil, and electric furnaces 
  • General building and mechanical services 
  • Heat pumps
  • Pipe and gas fittings 
  • Sheet metal fabrication 

Expert AC Services for Your Home

When it comes to your home's air conditioning needs, trust only the experts. At Cotti-Johnson HVAC, Inc., we specialize in providing top-notch AC services to homeowners in Marlborough, MA, and nearby areas. Our team of skilled technicians is dedicated to delivering superior workmanship and outstanding customer service.

Whether you require a new AC system installation, regular maintenance, or emergency repairs, count on us to meet your needs. We recognize the significance of a cool and comfortable indoor environment, and we aim to surpass your expectations with every service we offer.

Why opt for Cotti-Johnson HVAC, Inc. for your home's AC requirements:

  1. Experienced and dependable technicians
  2. Tailored solutions to suit your specific requirements
  3. Transparent pricing and clear communication
  4. Dedication to ensuring customer satisfaction
  5. 24/7 availability for emergency services

Premium Furnace Services Tailored for Your Comfort

At Cotti-Johnson HVAC, Inc., we understand the crucial role your furnace plays in keeping your home warm and cozy during the colder months. That's why we offer a comprehensive range of furnace services designed to ensure your heating system operates efficiently and reliably throughout the year. Our team of expert technicians is committed to delivering top-notch furnace solutions with a focus on quality, reliability, and customer satisfaction.

Our furnace services in Marlborough include:

  • Furnace Repairs: Whether your furnace is making strange noises, failing to produce heat, or experiencing any other issues, our skilled technicians are here to diagnose and repair the problem promptly. We have the expertise to handle repairs for all makes and models of furnaces, restoring comfort to your home efficiently.

  • Furnace Replacement: If your furnace is old, inefficient, or constantly requiring repairs, it may be time for a replacement. Our team can help you select the right furnace for your home's heating needs and budget, ensuring optimal performance and energy efficiency. We'll handle the installation process seamlessly, providing you with a reliable heating system that meets your requirements.

  • Furnace Maintenance: Regular maintenance is essential for keeping your furnace running smoothly and prolonging its lifespan. Our maintenance services include thorough inspections, cleaning, and tune-ups to ensure peak performance and energy efficiency. By scheduling routine maintenance with us, you can avoid unexpected breakdowns and costly repairs while enjoying consistent comfort in your home.

With our dedication to excellence and commitment to customer satisfaction, you can trust Cotti-Johnson HVAC, Inc. for all your furnace service needs. Contact us today to schedule an appointment and experience the difference our professional services can make in maintaining a warm and comfortable home environment.

Water Heater Services in Marlborough

In addition to our HVAC services, Cotti-Johnson can also repair, replace, or install a new water heater in your home or business. We service all water heater brands and models, including both tank and tankless systems. 

If you’re looking to install a new water heater, or replace an existing one, we can advise you on the best make and model for your needs. Reach out today for more information.

Call (774) 768-5154 or contact us online to schedule fast & dependable service with our HVAC contractors in Marlborough, MA.

Contact Cotti-Johnson for a Free Estimate 

At Cotti-Johnson, we've been delivering comfort to homes and businesses in Marlborough and surrounding areas for decades. Throughout this time, our commitment to customer satisfaction has remained the same. We are here for you: yesterday, today, and tomorrow.

To request a free estimate or schedule service, call us at (774) 768-5154 or complete an online contact form. A member of our team will be in touch shortly.

Learn What We're Doing for Your Home in Every Season
See Our Services to Learn How We Can Help You

Why Cotti-Johnson?

Learn why our team of experts is the best choice for all your heating, cooling, electrical, and water heater needs.
  • Service On Time
  • Warranties on Parts & Labor
  • Customer Satisfaction Guaranteed
  • Family Owned & Operated
  • Honest Pricing
  • 70+ Years of Experience
Make Cotti-Johnson Your First Choice!

Our team is committed to providing you with solutions for any HVAC, Electrical, or Water Heater problem you may be experiencing.