HVAC System Installations & Replacements

Marta

...very grateful for the Team members at Heartland who come to my rescue when I call, especially those calls on the weekends!

Don’t let HVAC breakdowns, plumbing issues, or rising utility bills disrupt your life. Take the first step toward a safer, more comfortable home today. The trusted team at Heartland Heating, Air Conditioning & Plumbing is ready to diagnose your problem and deliver a tailored solution — fast, honest, and done right the first time.

Call us now at 618-495-3685 to schedule your service call (it’s quick, local, and no obligation), or fill out the short form above to get started. Whether it’s a late-night leak, a failing furnace, or a full system replacement, we’re here when you need us — with decades of experience and a reputation for doing things the right way.

Let’s get your home back to normal — dependable comfort starts here.

24/7 Emergency Service

Schedule Today!

Honest, Upfront Pricing

40+ Years Local  Experience

Expert HVAC & Plumbing Solutions

Free Estimates on New Installations

Contact Us

Call 618-495-3685 or complete our quick form to schedule your service call or estimate.

On-Site Evaluation

A certified tech or plumber will assess the issue, explain what’s going on, and walk you through next steps.

Upfront Repair Plan

We’ll present clear options with transparent pricing — no pressure, just honest guidance.

Get It Fixed Fast

Our expert team gets to work — resolving your HVAC or plumbing issue with quality you can trust.

Cortney

...quick at getting everything running smoothly before the weekend but didn’t rush through the work. Honest and upfront about costs.

Mary

...They were very professional/friendly, had it installed and working properly in the amount of time that they predicted...

Norma

Excellent, prompt service provided in a timely manner. Service technician was personable, cordial, and competent.

Furnace & A/C Repair

Preventative HVAC Maintenance

Commercial HVAC Services

Indoor Air Quality Solutions

Emergency Plumbing Repair

Water Heater Repair & Installation

Sump Pump Installation & Backup

Drain Cleaning & Clog Removal

Water Line & Pipe Leak Detection

Is your home too hot, too cold, or your system just acting up? Our certified HVAC technicians specialize in diagnosing and fixing issues with furnaces, air conditioners, and heat pumps. We handle everything from quick repairs to seasonal tune-ups and full system checkups. Regular maintenance can extend the life of your system, lower energy bills, and keep you comfortable all year. We don’t just get it running — we make sure it runs reliably, efficiently, and safely.

Heating & Air Conditioning Repair & Maintenance

Heating & Air Conditioning Installation 

Whether you’re upgrading an outdated system or building a new home, we install high-efficiency HVAC systems tailored to your space and budget. We carry top-rated equipment and provide honest recommendations based on your home’s unique needs. From ductwork to smart thermostats, we handle it all — with expert craftsmanship and attention to detail. A new system means lower energy costs, better airflow, and long-term peace of mind. Let us help you invest in total home comfort.

Emergency Plumbing Repair Services

Burst pipe? No hot water? Drain backing up? We handle plumbing emergencies fast — with expert technicians ready to restore order to your home. Whether it’s a major leak, water heater issue, or clogged main line, we respond quickly and fix it right the first time. Our team uses advanced diagnostic tools and proven repair techniques to get things flowing again — safely, cleanly, and efficiently. Don’t stress — we’ll give you peace of mind when you need it most.