
At DT Air Conditioning and Heating, we offer a comprehensive range of HVAC services tailored to meet the unique needs of our Richardson customers. From AC repair and installation to furnace maintenance and indoor air quality solutions, our team of skilled technicians is committed to ensuring your indoor comfort year-round.

What sets DT Air Conditioning and Heating apart from the competition? It's our unwavering commitment to excellence in every aspect of our service. From our highly trained technicians to our prompt and reliable service, we go above and beyond to ensure customer satisfaction.
DT Air Conditioning and Heating stands out for numerous reasons, making us the preferred choice for all your HVAC needs. Here's why:
1. Exceptional Expertise: Our team comprises highly skilled professionals with extensive experience in the HVAC industry. We continuously update our knowledge to incorporate the latest technologies, ensuring tailored solutions for every customer.
2. Reliability You Can Trust: We understand the urgency of HVAC issues and offer prompt and reliable service. Whether it's a routine maintenance visit or an emergency repair, you can count on us to be there when you need us, ensuring minimal disruption to your comfort.
3. Unparalleled Workmanship: From installations to repairs, we adhere to the highest standards of quality and precision. Our meticulous attention to detail guarantees every job is completed flawlessly on the first attempt, saving you time and hassle while ensuring long-lasting performance.
4. Customer Satisfaction Guaranteed: Your satisfaction is our ultimate goal. With each service call, we strive to surpass your expectations by delivering customized solutions that cater to your unique requirements. Trust DT Air Conditioning and Heating to keep you comfortable year-round.
Serving the Richardson, TX area, we are committed to providing exceptional HVAC services to our local community. Our team of experienced professionals is dedicated to ensuring your comfort and satisfaction, whether you need air conditioning repair, heating installation, or indoor air quality solutions. With a focus on prompt, reliable service and a deep understanding of the unique climate challenges in Richardson, we tailor our solutions to meet the specific needs of our customers. We pride ourselves on our comprehensive approach, ensuring that every job is done right the first time, and we are always here to support you with our expert advice and services.
A well-maintained AC system doesn’t have to work as hard to cool your home. Clean coils, proper airflow, and correctly calibrated components help reduce energy consumption.
Benefits include:
Competitor resources consistently note that neglected systems without proper AC maintenance often lose efficiency long before they fail completely.
Many AC failures don’t happen suddenly—they develop over time. Maintenance allows technicians to identify worn parts, loose connections, or airflow problems before they cause system shutdowns.
Preventive maintenance helps:
Air conditioners are major investments. Regular maintenance helps protect that investment by reducing wear and tear on critical components.
Routine service can:
In many cases, maintenance can add years to the usable life of an AC system.
Maintenance isn’t just about the equipment—it’s about how your home feels. A tuned system delivers better airflow and more consistent temperatures.
Homeowners often notice:
For homes with airflow challenges, duct-related services may also help.
During maintenance, filters and internal components are checked for dust and buildup that can affect air quality.
Regular service supports:
This is especially important for households with allergies or respiratory sensitivities.
Skipping maintenance doesn’t usually cause immediate failure—but it often leads to gradual performance decline and higher costs over time.
Common consequences include:
Many emergency service calls we receive in Plano could have been prevented with routine maintenance.
Most manufacturers and HVAC professionals recommend professional AC maintenance at least once per year—ideally before peak cooling season.
Some situations may justify additional maintenance:
Our team can help determine the right schedule for your specific system.
Understanding the distinction helps homeowners plan effectively.
AC Maintenance:
AC Repair:
Maintenance reduces the likelihood of needing repairs, but repairs may still be necessary as systems age.
Even if your system is still running, these signs suggest maintenance is overdue:
If these symptoms sound familiar, scheduling maintenance now can help restore performance.
Yes. Annual maintenance helps keep your system efficient, reliable, and operating within manufacturer guidelines, especially in Plano’s demanding climate.
Maintenance can’t prevent all repairs, but it significantly reduces the risk of major breakdowns by catching small issues early.
A clean, well-adjusted system operates more efficiently, which often results in lower energy usage and reduced utility costs.
Over time, neglected systems lose efficiency, require more repairs, and tend to fail earlier than well-maintained units.
Basic tasks like filter changes are helpful, but professional maintenance includes inspections and adjustments that homeowners can’t safely or effectively perform on their own.
We approach maintenance as more than a checklist. Our technicians focus on system health, performance, and long-term reliability—while clearly explaining what we find and why it matters.
When you choose DT Air Conditioning & Heating, you get:
We’re committed to helping homeowners stay comfortable and avoid unnecessary surprises.