Harster Heating & Air Conditioning | HVAC Services in Saint Louis, MO 63123
9900 Gravois Rd, Saint Louis, MO 63123
Questions and Answers
How do you handle air conditioners that stop cooling during a St. Louis heat wave?
A sudden loss of cooling in our intense summer heat is a top priority for us. Our certified technicians are trained to diagnose common local issues like heat pump reversing valve failures or refrigerant problems quickly and accurately. We keep a well-stocked fleet of trucks to ensure we have the right parts on hand for a prompt, reliable repair, getting your comfort back online as soon as possible.
What should I consider when replacing my old HVAC system?
Replacing an HVAC system is a significant investment in your home's comfort and efficiency. Our team will assess your home's specific needs, discuss modern, efficient options suitable for St. Louis's climate, and provide a clear, upfront estimate. With over 70 years of local experience, we guide you to a system that offers reliable performance and value, installed correctly to last.
Do you offer service for both traditional and tankless water heaters?
Yes, we handle installation and repair for all major types of water heaters, including traditional tank and efficient tankless models. Whether you're dealing with no hot water, a leak, or considering an upgrade, our technicians can recommend the best solution for your household's needs and budget, ensuring a proper and safe installation.
Services Offered
- HVAC installation or replacement
- Water heater repair
- Water heater installation
- HVAC system repair
Business Background
Harster Heating & Air Conditioning is a trusted family-owned business with deep roots in the St. Louis community. Founded in 1950 by Emil F. Harster as a one-man operation, we've grown to serve over 20,000 homes and businesses across the metro area with a team of 28 certified professionals and 24 service vehicles. Today, under the same family leadership, we operate from our historic Affton location—the former site of my grandfather's hardware store. Our philosophy is straightforward: treat every customer right, perform quality work, and charge a fair price. This commitment to honest, ethical service has built lasting loyalty with our neighbors for generations, and it's the tradition we proudly continue.
Business Location & Hours
| Mon: | 8:00 AM - 4:30 PM |
| Tue: | 8:00 AM - 4:30 PM |
| Wed: | 8:00 AM - 4:30 PM |
| Thu: | 8:00 AM - 4:30 PM |
| Fri: | 8:00 AM - 4:30 PM |
| Sat: | Closed |
| Sun: | Closed |
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