Large Enough To Serve,
Small Enough to Care
Residential & Commercial HVAC Services

We're here to save the day! Contact our heating & cooling professionals for unmatched service or repair right away.

Lithia Springs Heating & Air Conditioning Services

Also Serving Douglasville & Surrounding Areas

Whether you are in need of a repair or a new heating or cooling system, Ronald Smith Heating & Air is your premier choice for HVAC services in Lithia Springs, Douglasville, Mableton, and surrounding communities. Since our company was founded in 1981, we have been driven to deliver heating and AC services that are second to none. We value our customers more than anything else and are committed to providing them with quality products at competitive, up-front prices. We also offer special financing options, with approved credit, to ensure that you have access to the services you need when you need them.

For reliable heating, AC, and air quality solutions in Lithia Springs, Douglasville, and beyond, turn to the HVAC experts at Ronald Smith Heating & Air. Call (770) 766-9212 today!

Schedule Your Service Today

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Exceptional Quality Guaranteed

For Over 35 Years
Our NATE certified technicians are standing by with fully stocked trucks to travel to where you are in the Greater Atlanta Area. For over 35 years, our heating and cooling company has built a reputation for delivering the highest quality of products and workmanship to homes and businesses. Part of what sets us apart is that we are a family-owned and operated business that is focused on building long-term relationships with each of our customers. When you work with us, we go above and beyond to make sure that you are treated like family.

Our Customers Say It Best

Read Reviews from Past Customers
  • “Absolutely amazing people!”

    - Angela G.
  • “Always happy with their service and pricing.”

    - Todd E.
  • “Excellent service from beginning to end.”

    - Brooke D.
  • Carrier Authorized Factory Dealer
  • ACCA
  • NATE Certified
  • Carrier 2019 Presidents Award
Offering Our Customers the Best Financing* Available

Apply online today and receive your credit decision within minutes!

*with approved credit

What Makes Us Stand Out from the Rest?

Why Customers Continue to Trust the Ronald Smith Team
  • Financing & Rebates

    We have great financing options with approved credit and rebates available. Helping you get what you need when you need it.

  • Competitive Pricing

    We offer straightforward pricing backed by quality service. You will get the best value with us!

  • We Provide Free Estimates

    If you are in need of a free estimate on a new HVAC system, look no further. Our team is happy to come out and help!

  • Locally Owned & Operated

    Our team of heating and cooling professionals has been servicing our local community since 1987.

Award Winning Team

Ronald Smith Heating & Air is a Carrier Factory Authorized Dealer. This distinction is not given out to just any HVAC services provider. Prior to becoming an Authorized Dealer, the company must meet certain criteria and training. Among other awards, we have recently won the 2019 Carrier President’s Award, which recognizes Carrier dealers who demonstrate a strong level of expertise, operational excellence, business growth, and customer satisfaction. These certifications and awards ensure our customers that they will receive quality work when they hire us. Whether you are a homeowner, business owner, builder, general contractor, insulation company, or engineering firm in Douglas County, Cobb County, or anywhere in the greater Atlanta area, you can trust us for a job done right.

Keeping You Comfortable Year Round

Home Installation Solutions

Contact our helpful heating & cooling specialist to schedule a free in-home estimate for a new system!