Compare the highest-rated hvac professionals in Duncan, Oklahoma. All contractors are licensed, insured, and verified through our rigorous screening process.
A full-service HVAC contractor specializing in high-efficiency system installations and complex repairs for both residential and commercial properties. Known for expertise in handling Duncan's extreme temperature swings with customized solutions.
Family-owned HVAC company with deep roots in the Duncan community. Provides comprehensive heating and cooling services with emphasis on maintenance plans that protect systems from Oklahoma's dust and high humidity levels.
Specializes in quick-response emergency repairs and system replacements for both traditional and modern HVAC systems. Offers free energy audits and focuses on cost-effective solutions for Duncan's older housing stock.
Duncan's HVAC market is characterized by high demand due to extreme seasonal temperature variations (hot humid summers reaching 100°F+ and cold winters with occasional ice storms). The market consists primarily of local, family-owned businesses with deep community ties. Summer AC emergencies and winter furnace repairs create year-round demand. Many homes have older HVAC systems requiring frequent maintenance and eventual replacement with more energy-efficient models. The local energy costs drive interest in efficiency upgrades and proper duct sealing.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Duncan regulations and climate
Get answers to common questions about hvac services in Duncan, Oklahoma.
In Duncan, a full central AC replacement typically ranges from $4,500 to $8,500+, depending heavily on the unit's size (tonnage), efficiency rating (SEER), and brand. Key local factors include the need for a system robust enough to handle our intense summer heat and humidity, which may require a higher-capacity or more efficient unit. Additional costs can arise from necessary ductwork modifications, the complexity of the installation in your specific home, and the current market prices for materials and labor in the Stephens County area.
The absolute best times are during the mild shoulder seasons of early spring (March-April) and early fall (September-October). Scheduling during these windows ensures you avoid the peak summer demand when HVAC companies are overwhelmed with emergency no-cool calls and the winter rush for heater repairs. Proactive maintenance or replacement in spring prepares your system for the 100+ degree Oklahoma summers, and fall service ensures your heating is ready for our occasional cold snaps and ice storms.
While the City of Duncan follows standard Oklahoma state mechanical codes for installations, it's always wise to verify with your contractor that all permits are pulled. For rebates, check directly with your local utility provider, such as Duncan Power & Water or your electric cooperative, as they occasionally offer incentives for upgrading to high-efficiency systems. Additionally, you should always inquire about current federal tax credits for energy-efficient HVAC equipment, which can provide significant savings on qualifying systems.
Prioritize locally established, licensed, and insured contractors with strong reputations in the community. Look for companies that are NATE-certified and have positive reviews on local platforms. A trustworthy Duncan contractor will perform a detailed Manual J load calculation specific to your home's construction and our local climate, not just recommend the same size as your old unit. Always get written, itemized estimates from at least three companies and be wary of quotes that seem drastically lower than others, as this can indicate cut corners.
The most frequent issues during our high-heat periods are a dirty or clogged air filter restricting airflow, low refrigerant levels due to leaks, or a dirty outdoor condenser coil clogged with cottonwood fuzz, grass clippings, and Oklahoma dust. The extreme ambient temperatures also push systems to their limit, making any minor inefficiency much more noticeable. First, check and replace your air filter, ensure the outdoor unit is clear of debris, and then call a professional, as attempting refrigerant-related repairs requires a certified technician.