Residential & Commercial | HVAC & Plumbing

Comfort You Can Feel.
Quality You Can Trust.

For more than 40 years, Conditioned Air Systems has served as north Georgia’s most reliable HVAC company offering heating, air, and plumbing. Our licensed HVAC technicians and plumbers provide the expertise and quality you deserve with upfront pricing, prompt service and a 100% satisfaction guarantee.  Schedule a service today in north Georgia, Atlanta, Athens, Buford, Cumming or the surrounding areas.
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Quality HVAC & Plumbing Start Here

Whether residential or commercial, Conditioned Air Systems can meet your HVAC and Plumbing needs with a single phone call, 24/7. Based in Gainesville, GA, we provide customers with the highest quality HVAC and plumbing equipment and the best installation, repair, and service humanly possible. On every job, large or small, we work for our customers as if we are doing the job for ourselves, always seeking to improve in quality, efficiency and service.

Residential HVAC Services

Making Your Home Comfortable

For 40 years, CAS has been the solution for installation, repair and maintenance for HVAC systems in north Georgia. Whether replacing an old system or simply maintaining your existing system, we are the HVAC company of choice to help keep your home comfortable.

Residential Plumbing Services

No Water Leaks Here!

CAS is proud to now offer plumbing services across north Georgia. Our experienced plumbing staff can meet any of your plumbing needs – from simple repairs to full replacement.

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Commercial HVAC Services

Ensuring Comfort for Your Customers and Staff

Most spend as much (if not more) time at their workplace than they do in their own home. CAS ensures that your office or facility remains cool in the summer and warm in the winter.

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Commercial Plumbing Services

Plumbing Issues Don’t Stop at Home

Our expert plumbers are available around the clock to ensure your office, facility, restaurant, or retail store are ready for what the day may bring.

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Our History

From Our Family to Yours

40 years ago, Doug Magnus formed Conditioned Air Systems as an HVAC company that could meet the needs of our regional communities. Today, CAS has grown from a small residential HVAC company to a family-owned business offering residential and commercial services in HVAC and plumbing.

Commercial HVAC system
Conditioned Air Systems

Review Our Team

Our team takes pride in our customer service. If we’ve completed a service for you, let us know how our team did by completing our staff reviews.
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Case Studies

Case Studies

From our Blog

More from our Blog
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Thumbnail for The Impact of Hard Water on Your Plumbing System The Impact of Hard Water on Your Plumbing System Read More
Thumbnail for What Should the Humidity Level Be in Your House? What Should the Humidity Level Be in Your House? Read More
Conditioned Air Systems

Quality and Comfort

Trust CAS for all of your HVAC and Plumbing needs. Contact us today to schedule maintenance, installation or repair by our NATE-certified HVAC technicians or experienced plumbers to ensure your home is and remains comfortable all year long.
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