Business Details
18 Years
experience
Emergency
services
Trusted HVAC Services in Orlando, FL
Founded in 2008, Duncan's Air Conditioning & Heating has established itself as a trusted provider of HVAC solutions in Central Florida. As a family-owned and operated business, we prioritize quality service and long-term customer relationships. Our team of factory-trained technicians brings decades of combined experience in residential and commercial HVAC systems, including service, installation, and maintenance. We serve Orange, Lake, Seminole, and Osceola Counties, offering 24/7 emergency support and flexible financing options. Our commitment to excellence is reflected in our BBB A rating and status as a Trane Comfort Specialist, ensuring access to premium products and rigorous service standards.We specialize in preventative maintenance plans, air quality improvement systems like the REME HALO, and diagnostics that prioritize transparency and reliability. With a focus on customer education and satisfaction, we guarantee prompt service, competitive pricing, and warranties maintained through proper system care. Our team, led by owner Mark Duncan, actively works in the field alongside technicians to uphold our reputation for integrity and technical expertise.
Services
AC Repair
AC Installation
Maintenance Plans
Air Quality Systems
Commercial HVAC
Details
- Year established: 2008
Highlights and features
- Family-owned since 2008 with 25+ years of owner-led HVAC experience
- BBB A-rated with no filed complaints since 2009
- 24/7 emergency service with on-call technicians
- Trane Comfort Specialist for premium product access
- Financing available for residential and commercial systems
Associations and certifications
- BBB
- Trane Comfort Specialist
What people say
24/7 emergency service
Professional technicians
Energy bill reduction
Prompt scheduling
Warranty preservation
Services
AC Service/Repair
Our certified technicians provide prompt AC repair services for residential and commercial systems. With 24/7 emergency availability, we address issues like refrigerant leaks, electrical failures, and thermostat malfunctions. Our diagnostics ensure accurate solutions, minimizing downtime and extending system lifespan.
Preventative Maintenance
Our 16-point maintenance program includes coil cleaning, electrical checks, and refrigerant analysis. Bi-annual visits reduce breakdowns by 40%, lower energy costs up to 10%, and preserve warranties. Priority scheduling and 10% parts discounts benefit plan members.
AC Installation
We install energy-efficient Trane systems with expert consultation on sizing and features. Our NATE-certified team ensures proper installation for optimal performance, offering financing options and transferable warranties. Post-installation support guarantees customer satisfaction.
Air Quality Solutions
The REME HALO purification system eliminates 99% of airborne contaminants. Integrated with HVAC systems, it reduces allergens and pathogens silently. Ideal for homes and businesses seeking healthier indoor environments without space-consuming equipment.
Commercial HVAC
Custom commercial HVAC solutions include multi-visit maintenance plans and 24/7 emergency response. We service all brands with technician teams trained in large-scale system diagnostics, ensuring minimal disruption to business operations.
People
Mark Duncan
Owner
HVAC industry veteran since 1997, Mark founded Duncan's in 2008 after 11 years of field experience. He oversees daily operations and technical teams, maintaining hands-on involvement in complex installations and repairs.
Questions
What HVAC services do you offer?
We provide AC repair, installation, preventative maintenance, air quality systems, and commercial HVAC services. All work includes 24/7 emergency support and manufacturer warranty compliance.
Are you available for emergencies?
Yes, our technicians are on-call 24/7 for urgent HVAC issues, with priority scheduling for maintenance plan members.
Do you service all AC brands?
We service all residential and commercial HVAC brands, including diagnostics, repairs, and maintenance for systems of any manufacturer.
What financing options exist?
We offer flexible financing for residential and commercial HVAC installations, including Trane systems with approved credit.
How does the maintenance plan work?
Our $225/year plan includes two 16-point inspections, 10% parts discounts, and priority emergency service. Bi-annual reminders ensure optimal system performance.
What areas do you serve?
We service Orlando, Kissimmee, Sanford, and surrounding areas in Orange, Lake, Seminole, and Osceola Counties.
