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Wildwood:
352-492-3028

24/7 Emergency Service

Ocala:

352-605-1056

Professional AC Service in Williston, FL

When your air conditioning system falters during Florida’s sweltering summer months, you need reliable service that responds quickly and effectively. At Sun Kool Air Conditioning Inc., we understand the unique cooling challenges that Williston residents face throughout the year. Our NATE-certified technicians bring decades of expertise to every service call, ensuring your home or business maintains optimal comfort regardless of outdoor temperatures.

Since 1984, our family-owned and operated company has built a reputation for exceptional service delivery across North Central Florida. We pride ourselves on our “Straight time, all the time, no overtime” policy, which means you receive 24/7 emergency repair services for all major HVAC brands with no overtime fees. This commitment sets us apart in an industry where emergency calls often come with premium pricing that can strain household budgets.

Comprehensive Diagnostic and Repair Services

Our diagnostic process begins with a thorough system evaluation using advanced testing equipment to identify both obvious and hidden issues affecting your AC performance. We inspect critical components including compressors, evaporator coils, condensers, refrigerant levels, electrical connections, and thermostat calibration. This comprehensive approach ensures we address root causes rather than merely treating symptoms, preventing recurring problems that lead to frequent service calls and increased operating costs.

The subtropical climate of Williston places extraordinary demands on cooling systems, with humidity levels often exceeding 70% during summer months. These conditions accelerate wear on components and create unique challenges such as frozen evaporator coils, clogged condensate drains, and microbial growth within ductwork. Our technicians understand these regional factors and adjust their service approaches accordingly, implementing solutions specifically designed for Florida’s demanding environment.

Preventative Maintenance Programs

Regular maintenance represents one of the most cost-effective investments you can make in your cooling system’s longevity and efficiency. Our Kool Club Membership provides scheduled inspections and tune-ups that typically reduce energy consumption by 15-20% while extending equipment lifespan by several years. During these visits, we perform essential tasks including:

  • Filter replacement and airflow optimization: ensuring proper air circulation throughout your space
  • Refrigerant level checks and leak detection: maintaining peak cooling capacity while preventing environmental damage
  • Electrical component testing: identifying potential failures before they cause system breakdowns
  • Coil cleaning and treatment: removing accumulated debris that reduces efficiency and air quality
  • Drainage system inspection: preventing water damage and mold growth issues

As a Carrier Factory-Authorized Dealer, we maintain expertise across the entire spectrum of Carrier products while also servicing all major HVAC brands. This versatility means we can maintain any system you currently own while offering informed recommendations when replacement becomes necessary.

Energy Efficiency and Indoor Air Quality Solutions

Modern air conditioning service extends beyond simple cooling to encompass comprehensive indoor environmental control. We offer advanced indoor air quality services that address allergens, volatile organic compounds, and microbial contaminants that proliferate in Florida’s humid climate. These solutions include high-efficiency filtration systems, UV germicidal lights, and whole-house dehumidification systems that work in conjunction with your existing AC equipment.

Our in-house duct designer holds Wright Soft energy calculation certification, enabling us to perform detailed load calculations and system design for both new construction and retrofit applications. This expertise proves particularly valuable when addressing common Williston area challenges such as inadequate ductwork sizing, poor insulation, and inefficient system configurations that result from improper initial installations.

Emergency Response and Commercial Services

Equipment failures rarely occur at convenient times, which explains why we maintain round-the-clock availability for emergency repairs. Our service vehicles carry extensive parts inventories, allowing immediate repairs for most common issues without requiring return trips that extend downtime. This rapid response capability proves especially critical for commercial customers who face revenue losses during system outages.

We provide comprehensive commercial services ranging from small retail establishments to large industrial facilities. Our technicians understand the unique requirements of commercial HVAC systems, including rooftop units, split systems, and complex zoning configurations. We offer flexible scheduling options that minimize business disruption, including after-hours service for repairs and maintenance that cannot occur during normal operating hours.

Whether you need immediate repair service, routine maintenance, or consultation regarding system replacement, Sun Kool Air Conditioning Inc. delivers professional solutions tailored to Williston’s specific climate challenges. Our commitment to technical excellence, fair pricing, and responsive service has earned the trust of residential and commercial customers throughout the region for four decades.

$20 OFF HVAC Repair for First Responders & Military

Must be active duty or veteran military. Must show ID. Must present coupon at time of service. Not to be combined with other offers.

FREE WIFI Installation

With Every Nest Wifi Learning Thermostat Purchase Sun Kool will include a FREE Installation and Nest Warranty Extension! Must present coupon at time of service. Not to be combined with other offers.

FREE New System Estimate

Must present coupon at time of service. Not to be combined with others.

Don't miss exclusive flash sales and promotions! Follow us on Facebook to be the first to know about limited-time offers.

Kool Club

Preventative Maintenance and Kool Club Membership

Regular maintenance extends equipment life, prevents unexpected breakdowns, and maintains manufacturer warranties. Our preventative maintenance plans and Kool Club Membership provide comprehensive system care throughout the year. During maintenance visits, we perform detailed inspections, clean critical components, check refrigerant levels, test safety controls, and verify proper operation of all system elements. Members receive priority scheduling, discounted repairs, and peace of mind knowing their systems receive professional attention before minor issues become major problems.

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Statistics show that properly maintained HVAC systems last 40% longer than neglected units while consuming 25% less energy. Our maintenance protocols follow manufacturer specifications exactly, preserving warranty coverage while optimizing performance. We document every service visit, tracking system performance over time to identify developing issues before they cause failures.





Join the Kool Club

Bi-Annual Tune-Ups

Two 21-point inspections each year to prevent breakdowns and extend system life.

Priority Service

Front-of-the-line scheduling with no weekend or overtime service fees.

Member-Only Savings

Save 20% on repairs plus earn Kool Bucks for future services.

Warranty Protection

Manufacturer-compliant maintenance that protects your HVAC investment.

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Service Area
Your Local HVAC Experts

We are proud to offer service to Ocala, Wildwood, and surrounding areas, including:

Need help financing?

Make your HVAC investment more affordable with our financing partners. We work with Wells Fargo, GreenSky®, and Microf to provide flexible monthly payment plans, special promotional rates, and solutions for every credit situation—so you can enjoy comfort now and pay over time.

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Customer Testimonials
Trusted Locally Since 1984
BD Laferriere
Excellent experience thru all phases of an HVAC upgrade. Staff were responsive from the beginning of the process and explained what was needed and would be done and when. Prices were very competitive and we were satisfied throughout the experience. I would recommend Sun Kool...
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Michael Church
My Mom and I had new heating and AC system installed. We have dealt with them for years and they have always gone above and beyond to solve any issues. I highly recommend. Even the building inspector said he never has had issues with them;...
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Angela Mitchell
This review is long overdue. We chose Sun Kool to replace our outdated A/C system and it was done very professionally. Also mentioning, getting an appointment that was suitable for them and us in a short time frame was impressive. Our service techs were James...
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Jason M
James was an excellent resource for us from day one of coming out. Our 15 yr old unit was shot and he gave us a temporary portable air unit until the components arrived from manufacturer. Installation was smooth and the guys were very knowledgeable and...
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Dwayne Cyr
George, Chris and Drew. From beginning to end we couldn’t be happier with the end result. We needed complete replacement on our system. George was awesome going over in detail all the options. Chris and Drew we great, on time, efficient and friendly. I have...
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