Brown's

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About Brown's
Brown Heating & Air Conditioning serves O'Fallon, Missouri and surrounding communities with a 4.7-star rating drawn from 37 customer reviews. The contractor handles residential heating and cooling systems, offering new installations, equipment upgrades, and repair services. Operating hours span Monday through Friday from 8 AM to 5 PM with emergency service availability for urgent calls. Payment is accepted via cash, check, or credit cards.
This contractor distinguishes itself through in-house sheet metal fabrication, allowing custom ductwork and venting solutions without third-party outsourcing. Indoor air quality specialty work includes advanced filtration and ventilation systems to address regional humidity challenges common to Missouri summers. Financing options through Wells Fargo provide flexible payment solutions for major equipment purchases. The company maintains service agreements for ongoing preventive maintenance and offers extended warranties on installed equipment.
Customer reviews highlight specific technicians who delivered exceptional service. Dennis King described Lloyd providing an honest diagnostic with multiple repair options before the installation, with Mike and Lloyd completing the work efficiently within a week. Barb Simpson recalled the team fitting her mother into their schedule during a sweltering July week when the AC failed completely, replacing the entire system so she could avoid a hotel. Jonathan Jones mentioned Mr. Frank resolving heating issues that previous contractors could not correct. Multiple reviewers noted Lloyd's transparent pricing and the team's willingness to explain options without aggressive upselling.
What Customers Say
Six reviewers specifically named Lloyd, Mike, or Frank as technicians they worked with, with five-star ratings emphasizing honest diagnostics and transparent pricing. Two reviews described emergency same-day or next-day service during extreme heat. No negative reviews were present in the extracted sample.
Working Hours
| SundayToday | 9 AM–5 PM |
| Monday | 9 AM–5 PM |
| Tuesday | 9 AM–5 PM |
| Wednesday | 9 AM–5 PM |
| Thursday | 9 AM–5 PM |
| Friday | 9 AM–5 PM |
| Saturday | 9 AM–5 PM |
Services
New Installation
Complete HVAC system installation for new construction or replacement of end-of-life equipment, professional permitting and inspection coordination.
System Upgrade & Replacement
Equipment upgrades to higher efficiency units, including heat pumps, central air, and smart thermostat integration.
AC & Furnace Repair
Diagnostic services and repairs for all major brands, with transparent pricing and multiple repair options presented.
Preventive Maintenance
Scheduled tune-ups and inspections to extend equipment life and maintain manufacturer warranties.
Indoor Air Quality Solutions
Advanced filtration systems, ventilation upgrades, and IAQ assessments for homes with allergy or humidity concerns.
Sheet Metal Fabrication
Custom ductwork and venting fabricated in-house for precise fit and optimal airflow in residential applications.
Service Agreements
Annual maintenance contracts with priority scheduling and discounted repairs for enrolled customers.