Keeping your home or business comfortable throughout the changing seasons requires a reliable air conditioning system. In Brentwood, MO, where summer heat can be intense, having an AC unit you can depend on is essential for comfort and indoor air quality. Hely Heating and Air Conditioning has been providing expert HVAC solutions to the St. Louis and Jefferson County areas, including Brentwood, since 1969. Our commitment to quality service and customer satisfaction is the foundation of our business, ensuring that when you need air conditioning support, you receive skilled, prompt, and dependable assistance.
Our team of highly experienced technicians understands the unique climate challenges faced by properties in the Brentwood area. We offer a full spectrum of air conditioning services, from routine maintenance to complex repairs and complete system replacements or new installations. We are equipped to handle the specific needs of both residential homes and commercial properties, ensuring everyone in Brentwood can enjoy consistent, cool comfort.

Brentwood AC Repair Services
When your air conditioner malfunctions, it can quickly turn your indoor environment from comfortable to unbearable. Recognizing the signs of a failing system early can help you address issues before they escalate into major breakdowns. Our expert technicians are skilled at diagnosing and repairing a wide range of AC problems specific to systems commonly found in Brentwood homes and businesses.
Common AC issues we encounter and effectively repair include:
- Refrigerant Leaks: Low refrigerant levels can prevent your system from cooling effectively and can indicate a leak that needs professional repair.
- Dirty Filters: A clogged air filter restricts airflow, reduces efficiency, and can lead to system freeze-ups or mechanical stress.
- Thermostat Problems: A faulty thermostat can misread temperatures or fail to communicate properly with the AC unit, leading to inconsistent cooling or no cooling at all.
- Poor Airflow: Blockages in ductwork or issues with the blower motor can restrict conditioned air from reaching all areas of your property.
- Short Cycling: When an AC system repeatedly turns on and off in short intervals, it signals underlying problems like improper sizing, refrigerant issues, or electrical faults, decreasing efficiency and increasing wear and tear.
- Drainage Issues: Clogged condensate drains can lead to water leaks and potential damage.
If you notice warm air blowing, strange noises, unusual odors, or a sudden increase in your energy bills, these are often indicators that your AC system requires professional attention. Our AC Repair services in Brentwood involve a thorough diagnostic process to accurately identify the root cause of the problem, followed by precise repairs using quality parts. We aim to restore your AC system's functionality and efficiency quickly and effectively.
Brentwood AC Installation & Replacement
Deciding whether to repair or replace an aging or faulty air conditioning system can be a significant decision. While repairs can address immediate problems, replacement often becomes the more practical and cost-effective solution for older units nearing the end of their lifespan (typically 10-15 years). If your current system requires frequent, costly repairs, struggles to maintain consistent temperatures, or causes unusually high energy bills, a new AC Replacement might be the right choice for your Brentwood property.
Investing in a new, energy-efficient air conditioning system offers numerous benefits. Modern units boast significantly higher SEER (Seasonal Energy Efficiency Ratio) ratings than older models, meaning they consume less energy to produce the same amount of cooling. This translates directly into lower monthly utility bills and reduced environmental impact. New systems also provide more consistent comfort, quieter operation, and come with manufacturer warranties for added peace of mind.
At Hely Heating and Air Conditioning, we specialize in AC Installation services tailored to your specific needs and the unique characteristics of your Brentwood property. We work with leading manufacturers like Goodman, part of the Daikin family – known for their reliable performance and industry-leading warranties. We install various types of cooling systems, including:
- Central Air Conditioners: The most common type, providing cooling throughout the entire home via ductwork.
- Heat Pumps: Versatile systems that provide both cooling in the summer and heating in the winter by moving heat rather than generating it. We offer comprehensive Heat Pump Repair, Heat Pump Installation, and Heat Pump Replacement services.
- Ductless Mini-Splits: Ideal for properties without existing ductwork, additions, or for zoning specific areas. We provide Ductless Repair, Ductless Installation, and Ductless Replacement services.
Our installation process is meticulous, ensuring your new system is correctly sized, installed according to manufacturer specifications and local codes, and calibrated for optimal performance and efficiency from day one. We also stay informed about potential energy-saving opportunities, such as the potential federal tax credit of $600 on the installation of a new HVAC unit, which can help offset the initial investment. We can also discuss Financing options to make your new AC purchase more manageable.
Brentwood AC Maintenance
Regular maintenance is the key to ensuring your air conditioning system operates reliably and efficiently throughout the cooling season. Skipping annual tune-ups can lead to reduced performance, higher energy costs, and an increased risk of unexpected breakdowns. Our HVAC Repair and maintenance services in Brentwood are designed to keep your system in peak condition.
A comprehensive AC maintenance service includes inspecting critical components, cleaning coils, checking refrigerant levels, lubricating moving parts, testing electrical connections, and ensuring proper airflow. This proactive approach allows technicians to identify and address minor issues before they become major problems, extending the lifespan of your equipment and maintaining optimal efficiency.
We offer a convenient Maintenance Plan that includes scheduled tune-ups (including one for AC in the spring and one for heating in the winter) and provides benefits like priority service and discounts on parts and filters. Investing in regular maintenance is an investment in consistent comfort and lower long-term operating costs for your Brentwood property.
Commercial Air Conditioning Services in Brentwood
Businesses in Brentwood also rely on effective and reliable cooling systems to maintain comfortable environments for employees and customers. Uncomfortable temperatures can impact productivity and customer experience. Hely Heating and Air Conditioning provides expert Commercial air conditioning services, understanding the complexities of larger systems.
We handle Commercial AC repair, installation, and maintenance for various types of commercial HVAC equipment, including RTUs and Package Units. Our experienced commercial technicians are trained to service the specific demands of commercial settings, ensuring minimal disruption to your operations.
Why Choose Hely Heating and Air Conditioning in Brentwood?
Choosing Hely Heating and Air Conditioning means partnering with a local company that has been serving the Brentwood area with integrity and expertise for decades.
- Local Experience: We have been operating in the St. Louis and Jefferson County area since 1969, giving us deep familiarity with the climate and common HVAC challenges faced by local properties.
- Experienced Team: Our technicians are not only highly skilled but also have extensive tenure with our company, offering consistent, knowledgeable service you can trust.
- Comprehensive Services: From AC Repair and AC Installation to Heating and Indoor Air Quality solutions, we offer a wide range of services to meet all your comfort needs. We also service Boilers.
- Quality Products: We partner with trusted brands like Goodman, ensuring the systems we install are built for durability and performance.
- Dedicated to Customer Satisfaction: Our history is built on providing reliable service and ensuring our customers are satisfied with every job we perform.
For all your residential and commercial air conditioning needs in Brentwood, MO, you can count on the experienced professionals at Hely Heating and Air Conditioning.