Davenport
Trusted HVAC Specialists in Davenport, FL
For reliable heating and cooling services in Davenport, FL, you can count on us at Underwood AC to deliver long lasting results. We provide a full range of AC and heating solutions, plus air quality services, water heater services, and pool heating installation. The next time you notice any signs of trouble with your HVAC system, just reach out to us and we’ll take care of everything.

Complete HVAC and Air Quality Services in Davenport
We provide a wide range of services throughout Polk County that include:
AC Repair, Installation & Maintenance
Stay cool when it matters most with our complete air conditioning services, including repairs, new installations, and routine maintenance.
Furnace Repair & Installation
A well-maintained furnace is essential in colder months. We provide repairs, installations, and maintenance to ensure reliable warmth.
Ductless AC Options
Ductless air conditioning is an excellent choice if your home lacks ductwork. We offer installation and repair for energy-efficient cooling.
Professional Air Handler Services
Struggling with weak airflow? Our air handler services will restore proper circulation, improving comfort throughout your home.
Heat Pump Installation & Repairs
Since heat pumps work year-round, they need regular care. We provide expert repair and installation to keep yours running efficiently.
UV Air Sanitizer Installation
Eliminate airborne bacteria and allergens with our UV air sanitizers, designed to improve the air quality in your living space.
Dehumidifier Replacement & Installation
Too much humidity can lead to mold and discomfort. Our dehumidifier services help you maintain the perfect indoor moisture levels.
Indoor Air Quality Testing
If you’re concerned about indoor pollutants, our air quality testing will identify problems and help you breathe easier.
Ductwork Installation
Damaged or outdated ducts can impact your HVAC system’s efficiency. Our expert installation services keep air distribution optimal.
Air Purification & Filtration Services
Minimize airborne contaminants with our air filtration systems, which help maintain a healthier home environment.
Water Heater Repairs & New Installations
From unexpected breakdowns to upgrading your system, we offer water heater repairs and installations for consistent hot water.
Gas & Electric Pool Heater Installation
Make every season swim season with our professional gas and electric pool heater installations, designed for year-round comfort.
Preventative HVAC Maintenance Plans
Regular maintenance helps your HVAC system last longer. Our service agreements keep it running smoothly with scheduled tune-ups.
Get in touch with us today if you’d like to learn more about any of our services, or if you’re ready to schedule an appointment.
Affordable HVAC Financing Options
There’s no need to delay necessary repairs or system upgrades because we offer three financing plans to keep your home comfortable without the financial stress.
Why Choose Us?
Your HVAC system deserves expert attention, and we’re here to provide just that. Our experienced team is dedicated to delivering high-quality service while giving you a smooth, hassle-free experience from start to finish. We value long-term relationships and are committed to exceeding your expectations. Here’s what you can count on when you work with us:
Frequently Asked Questions
Below, you’ll find some frequently asked questions about our range of services in Davenport.
Regular maintenance is key to keeping your AC running efficiently. We recommend scheduling a professional inspection at least once per year to catch potential issues early. This helps your system operate at peak performance, reduces energy consumption, and extends the unit’s lifespan.
Ductless air conditioning provides a flexible cooling solution, especially for homes without existing ductwork. These systems allow for customized temperature control in different rooms, improving energy efficiency and comfort. Their sleek design and quiet operation make them a popular alternative to traditional HVAC systems.
Maintaining good indoor air quality involves several steps. Keeping your HVAC system clean and replacing filters regularly can help reduce dust and allergens. Installing air purifiers or using UV air sanitizers can further eliminate airborne contaminants, creating a fresher and healthier environment.
Choosing the right furnace involves selecting a unit that matches your home’s heating needs. A properly sized and energy-efficient system will provide reliable warmth while keeping utility costs in check. Professional installation ensures safe operation and compliance with local building codes.
If you experience weak airflow, temperature inconsistencies, or a sudden rise in energy bills, your ductwork might be the culprit. Damaged or outdated ducts can allow air leaks, making your HVAC system work harder than necessary. A professional assessment can determine if repairs or a full replacement would improve efficiency and indoor comfort.
A pool heater lets you enjoy swimming in comfortable water temperatures year-round. It extends your pool’s usability beyond summer, allowing for more relaxation and entertainment options. With gas and electric models available, you can select an option that best suits your home’s energy needs and budget.
Excess moisture in the air can make your home feel damp, encourage mold growth, and create an uncomfortable living environment. A dehumidifier removes excess humidity, helping to maintain balanced indoor air conditions. This not only enhances comfort but also protects your home from moisture-related damage.
If your home has poor airflow, strange noises coming from your system, or uneven cooling and heating, your air handler might need attention. An inefficient air handler can reduce your HVAC system’s overall performance and increase energy costs. Professional repair or replacement can restore airflow and improve home comfort.
Indoor air quality testing helps identify harmful pollutants like dust, mold, and allergens that could be affecting your health. Poor air quality can lead to allergy symptoms, respiratory issues, and general discomfort. A professional assessment can determine the best solutions to improve your home’s air, such as advanced filtration systems or better ventilation.
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At Underwood AC, we provide expert AC repair and maintenance in Davenport, FL, that will keep your air conditioner running at full capacity. Schedule an appointment with us today so we can get started.
Recent Jobs and Reviews in Davenport, FL
Davenport, FL at a glance
Underwood AC has completed 10 jobs in Davenport, FL between February 2026 and April 2026.
The most recent job was on April 14, 2026.
Underwood AC has completed 203 jobs in Davenport, FL in the last 12 months. The first job there was in April 2025.
Job Locations and Reviews
HVAC Maintenance Report: Performed maintenance on a 2020 heat pump system (4-ton). Checked all amperages and air flow readings. Cleanied the air handler drain pan, vacuumed and flushed the drain line, rinsed the condenser coil, and replaced the air filter. During inspection, I found the contactor to be pitted showing signs of wear. I informed the customer, and they approved replacement. Replaced the contactor and verified proper system operation. Completed full maintenance and tested the system. The unit is operating within normal ranges, and the drain line is flowing properly at this time. Optional Add-On Recommendation: Installation of a surge protector for the indoor unit. The outdoor unit already has surge protection in place. System Status: Operating and draining properly at this time.
Performed maintenance on the HVAC system. Checked refrigerant pressures and temperature split to ensure proper operation. Cleaned the drain pan, vacuumed and flushed the drain lines, and rinsed the condenser coil. During the inspection, found that the disconnect failed to reset to the ON position. The customer approved replacement of the disconnect; the disconnect was temporarily bypassed to restore operation. This return visit has been scheduled by our office. ADDITIONAL CONCERNS NOTATED: 1. Recommended installing locking caps, as the current caps are missing gaskets. 2. Observed significant microbial growth inside the air handler. Recommended a microbial treatment to disinfect the system, along with installation of a UV light to help prevent future growth. The system is currently operating properly. Customer signed up for the Club Membership, and today’s visit was used as the first maintenance under the plan.
Diagnostic Report – Carrier System (22 Years Old, R-22) Performed a diagnostic on a Carrier system approximately 22 years old using R-22 refrigerant. Found the unit transformer burned out, causing the system to be non-operational at this time. During full system inspection, the following conditions were observed: • Evaporator coil is in critical condition, heavily impacted by bacterial growth • Air handler cabinet interior has significant biological contamination • Blower wheel is heavily coated with bacteria buildup • Bacterial growth is present on internal wiring • Outdoor condensing unit is also in critical condition due to age and wear Due to the overall condition of the system, age of the equipment, and use of phased-out R-22 refrigerant, repairs are not recommended as a long-term solution. Discussed repair options with the customer; however, due to the extent of issues, I recommended system replacement. Customer requested a new system proposal. Contacted Canada, and th
Preventive Maintenance Report Performed preventive maintenance under contract. System was tested in cooling mode and is operating properly at this time. System Checks Completed: • Checked compressor amperage, condenser fan motor amps, and blower motor amps • Verified system pressures, subcooling, and superheat • Measured temperature split — all readings are within normal operating range Maintenance Performed: • Cleaned condensate drain pan and flushed drain line • Added Viper treatment to help prevent future buildup in the drain system • Removed debris from condenser • Cleaned condenser coil (rinsed from inside out and outside in for proper airflow) Findings: • Biological growth (bacteria) present on the evaporator coil, blower wheel, and portions of the air handler cabinet • Existing UV light system is a low-quality brand and was improperly installed by a previous contractor • Disconnect breaker was missing a safety cover, creating a potential electrical hazard (risk of
Preventive Maintenance Agreement – Initial Visit Completed Today, the first preventive maintenance visit was successfully completed. During the inspection, I found biological (bacteria) growth present on the evaporator coil, blower wheel, and inside the package unit cabinet. This buildup is currently restricting airflow and slightly reducing system performance (CFM). Additionally, I observed that: • The contactor is pitted • The capacitor is out of tolerance Work Performed Today: With customer approval, I: • Replaced the contactor and capacitor • Checked system operation including: • Refrigerant pressures • Subcooling and superheat • Temperature split • Compressor, fan motor, and blower amperage • Cleaned the condensate drain pan, vacuumed it, and applied Viper treatment • Removed debris from the condenser section • Rinsed the condenser coil (inside-out and outside-in) After repairs and maintenance, the system is operating within manufacturer specifications. Recommend
2016 Goodman - not running - Transformer is blown and needs replaced. Condenser coil is extremely compacted and not allowing airflow, also needs condenser coil chemical clean.
Condenser Coil chemical deep cleaning.
Performed preventive maintenance on a 3-ton Carrier system. Checked overall system operation in cooling mode, including compressor amps, fan motor amps, blower amps, system pressures, subcooling, superheat, and temperature split. All readings are within manufacturer specifications, and the system is operating properly at this time. During the inspection, it was noted that both the air handler and condenser are not equipped with surge protectors. It is highly recommended to install surge protection to help safeguard the equipment from electrical spikes and extend the lifespan of the system. Additionally, cleaned the drain line and drain pan, and applied Viper treatment to help prevent algae buildup. Removed debris from inside the condenser and thoroughly rinsed the condenser coil to improve efficiency. Tested the system safety flow switch, which is operating properly. Verified that the UV light is functioning correctly at this time. At this time, the system is running properly and p
Daikin fit
Diagnostic Report – 2005 Carrier System Upon arrival, the float switch was filled with water and tripped. Inspection revealed the drain line was installed at an incline, restricting proper drainage. The air filter had been sucked into the unit, and inspection of internal components showed the evaporator coil and blower wheel were both heavily compacted with debris. Severe restriction in air flow. The interior of the air handler also showed widespread microbial growth. The customer approved a Level 3 drain line service and full drain line rebuild, which were completed during the visit. VERY IMPORTANT! After restoring system operation, refrigerant pressures and amp draws were checked. ****Readings indicated poor system performance, with notably low vapor saturation (which can lead to unit freezing up****. This condition is most likely due to the severely restricted evaporator coil and blower wheel. The existing air filter was removed and not replaced because it was the incorrect
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Are you looking for proven heating and cooling services in Davenport, FL? At Underwood AC, we take our role in the community seriously, and we are always ready to provide you with the service you need. Book an appointment today to get started.


