24/7 Emergency Service
Don’t suffer after business hours if you have an HVAC or plumbing emergency. Horn Plumbing & Heating proudly offers 24/7 emergency solutions to serve our community best. Call us at (610) 363-4200 to get help now. We work day and night in Chester, Delaware & Montgomery Counties. Whether your home is freezing in the winter, your basement is filling with water from your water heater, or you have another emergency, we’re here for you.
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HVAC Services in King of Prussia, PA

Homeowners rely on HVAC services in King of Prussia, PA, to keep their homes comfortable through every season. When a system starts delivering weak airflow, driving up energy bills, or struggling to maintain consistent temperatures, the change is hard to ignore. Many residents turn to AC repair in King of Prussia when their cooling system slips, especially during the hottest weeks of summer. Horn Plumbing & Heating provides efficient, modern HVAC solutions backed by decades of local experience.

Schedule an appointment for HVAC services in King of Prussia, PA by calling Horn Plumbing & Heating.

Why King of Prussia Homeowners Choose Us

We’re a family-owned and -operated company that has served the King of Prussia area since 1981. We back every job with a satisfaction guarantee, and our A+ BBB rating reflects the consistent quality of service we deliver.

Here are some reasons why our customers rely on us:
  • Certified HVAC technicians
  • Fast, dependable service
  • Honest, upfront pricing
  • Complete residential HVAC services

Complete HVAC Services in King of Prussia

Our technicians handle every aspect of home heating and cooling, servicing systems of all ages. We perform routine maintenance, furnace services, heat pump installation, and AC repair in King of Prussia to keep your systems efficient and reliable year-round. Full system upgrades and replacements are also available for homeowners looking to improve performance and reduce energy costs.

We provide a wide range of HVAC services, including:
  • Air conditioning repair and installation
  • Furnace services
  • Heat pump installation and repair
  • HVAC system upgrades
  • Full replacements
  • Maintenance services

Comfortable, Efficient Heating & Cooling

Reliable heating and cooling start with a system that’s maintained and repaired when issues first appear. Many homeowners call us for AC repair in King of Prussia when their cooling system begins to lag, while others rely on our furnace services to restore steady heat during winter. We also provide heat pump installation for homeowners who want efficient, year‑round performance and lower energy use.

Professional HVAC service offers several long‑term benefits for your home, including:
  • Improved system efficiency
  • Consistent indoor comfort
  • Reduced repair frequency
  • Longer equipment lifespan

Schedule HVAC Service in King of Prussia, PA

Horn Plumbing & Heating has served the King of Prussia area for decades. As a family‑owned company, we deliver workmanship you can trust and support that lasts long after the job. Our maintenance plans help keep your system running smoothly, and we offer financing on approved credit for new installations.

Do you need HVAC services in King of Prussia, PA? Reach out to Horn Plumbing & Heating today.

Frequently Asked Questions

Here are straightforward answers to two of the HVAC questions homeowners ask most often. These brief explanations give you a clearer sense of what may be happening with your system.


Noises from your HVAC system often indicate loose parts, worn components, or airflow problems. Even small sounds can worsen over time, so a timely inspection helps prevent bigger issues and protects your system. If you hear banging, rattling, or grinding, contact us promptly to address the problem.

Most HVAC systems last around 10 to 15 years, depending on how often they run and how well they’re maintained. If yours is struggling to keep temperatures steady, needs repairs more often, or is driving up your energy bills, it may be time to consider a replacement. Upgrading to a newer system can improve performance and help reduce long‑term operating costs.
What To Expect

Discover the Horn Plumbing & Heating Difference

44 years in business

1-year guarantee

24/7 Emergency Services available

Free Estimates

Guaranteed repairs

professional service

44 years in business

1-year guarantee

24/7 Emergency Services available

Free Estimates

Guaranteed repairs

professional service

Horn Plumbing employees loading equipment into a work truck
Happy family with Horn Plumbing technician
Happy family with Horn Plumbing technician
Our Reviews

See What Your Neighbors Are Saying

After 55 years in the same house, we have FINALLY found the right plumber! The people at Horn are remarkably responsive, helpful, and competent. It is especially nice to have someone like Bruce explain what is needed and why.

Carole C.

Horn Plumbing went above and beyond to help me make it to the settlement table to sell my parents house on time. Nick, Stacey and Adam were so nice and very professional. They made calls to the Township on our behalf and got it done! I…

Melanie L.

We have found Horn Plumbing & Heating to be an outstanding firm to work with from Plumbing to HVAC services. Their quality of work is excellent and their service response is exceptional. Philip and Anthony are MVP’s. Highly recommend Horn!

Scott K.

Horn Plumbing & Heating is always reliable and makes the time for the customers no matter how big or small the job may be! My company is so thankful to Bruce and his whole team who makes taking care of children so much easier when we…

Ashley H.

Horn Plumbing is by far the BEST! I have used them multiple times and I'm always extremely satisfied with the work. The technicians are knowledgeable, work fast and respect your property. The women in the office are always a pleasure to talk to when scheduling an…

Jessica D.