Duncanville HVAC & Plumbing Services

Serving Texas Since 1965


Air Conditioning & Furnace Installation Service in Duncanville

24/7 Emergency Repairs

Dial One Johnson Plumbing, Cooling & Heating is your premier choice for comprehensive HVAC services in Duncanville, Texas. Our skilled team of professionals is equipped to handle everything from installation to maintenance, repair, and replacement of your heating, ventilation, and air conditioning systems. We’re dedicated to providing both residential and commercial clients with the highest level of service, ensuring your comfort and satisfaction are our top priority.

We understand that HVAC emergencies can happen anytime. That’s why we offer reliable emergency services to tackle any unexpected issue quickly and efficiently, minimizing your discomfort and downtime. With Dial One Johnson Plumbing, Cooling & Heating, you get more than just HVAC services. You get a trusted partner committed to keeping your space comfortable and your systems running smoothly at all times. Reach out to us today and experience the Dial One difference.

Trusted & Recognized

Duncanville Homeowners Can Save Time and Money with Our Advantage Maintenance Plan

You’ve probably seen our trucks in your neighborhood, we are often dispatched to properties in Greenbriar Estates, Forest Hills or Hollywood Park. Our regular plumbing maintenance is essential to keep your system running smoothly and efficiently. That’s why we offer our Advantage Maintenance Plan Our maintenance plans include regular inspections and tune-ups to ensure that your system is functioning at its best. Some of the benefits include:

Regular plumbing inspections

1 annual cooling and heating tune-up

Free plumbing filters

Special discounts and offers

Front-of-the-line service

With our Advantage Plan, you can enjoy peace of mind knowing that your system is in good hands. Our team of experienced professionals will inspect your system, identify any issues, and make necessary repairs or adjustments. Regular maintenance can help prevent major issues from occurring, saving you time and money in the long run. 

Contact Dial One Johnson to Schedule Air Conditioning, Heating and Plumbing Service in Duncanville, Texas

If you’re in need of services in Duncanville, Texas, contact Dial One Johnson Plumbing, Cooling and Heating. We provide plumbing repairs, installations, and maintenance services to ensure that you have water whenever you need it. Schedule an appointment with us today to see why we’re the top choice for homeowners and businesses in Dallas.

Specialized Services for Your Home or Business

Hot Water Heaters

We offer a wide range of water heater services, from installations to repairs, ensuring that all your needs are met promptly and efficiently. Whether you need a new energy-efficient model, or an emergency repair or replacement, our experienced technicians deliver reliable solutions that you can trust.

Air Conditioning Service

We offer AC repair and replacement services for homeowners in Duncanville and surrounding communities. We can replace your old air conditioner with a new one that gives you reliable performance during the hottest summer months in Texas

Drain & Sewer Line Cleanout

Our drain and sewer line cleanout services use the latest technologies and techniques to ensure that your plumbing system is free from clogs and debris. We offer fast and efficient services to minimize the disruption to your daily routine. 

Furnace & Heating Service

Dial One Johnson Plumbing, Cooling & Heating offers professional heating and furnace repairs and replacement in Midlothian, Texas. We can assess your heating needs and match the right system with your home’s design. Trust the company that has been serving the Dallas Metro since 1965. 

HVAC Services

In addition to plumbing services, we also offer high-end HVAC services, including HVAC installation, repair, and maintenance. We can help you choose the best HVAC system for your home and provide ongoing care for its entire performance life. Contact us today to learn more about specials and offers we provide, as well as the details of our HVAC services in Duncanville, Texas.

Frequently Asked Questions

Regular maintenance for your HVAC system includes cleaning or replacing air filters, inspecting and cleaning coils, checking system controls, and ensuring the thermostat is working correctly. It’s typically recommended to have a professional HVAC service perform a comprehensive maintenance check at least once a year.

We offer a comprehensive range of plumbing services, including repair, installation, maintenance, and replacement of plumbing systems, water heaters, drain and sewer lines, kitchen and bath fixtures, and repiping.

Common signs include unusual noises, poor performance (like not cooling or heating properly), higher than normal energy bills, and the system frequently turning on and off.

Regular maintenance is the key. This includes cleaning or replacing filters regularly, keeping the area around outdoor units clear, and having annual inspections by a professional HVAC service.

Our professionals have the training and experience to install, maintain, and repair HVAC systems safely and efficiently. We can diagnose and fix problems more quickly, ensure your system is operating at peak efficiency, and often spot potential issues before they become significant problems.

Contact Us

If you’re located in Duncanville, we have four locations in the Dallas metro, schedule a maintenance and inspection appointment, contact us today.

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Contact Dial One for all Your Comfort Needs!

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Count on Dial One Johnson in Duncanville To Handle All Your Heating and Cooling Needs

Complete Furnace Care

Enjoy consistent warmth throughout the cold months with top-tier furnace services. Our We offer professional installation, thorough maintenance, and swift repairs when needed. We keep your furnace running efficiently, providing a cozy environment for your home or business.

Keep Cool With Our AC Services

Stay cool during the hottest months in Texas with professional air conditioning services. From expert installation to regular maintenance and prompt repairs, We make sure your AC unit is always up to the task. Dial One Johnson prioritizes your comfort and satisfaction, delivering high-quality AC services when you need them most.

Heat Pumps

Enjoy efficient heating and cooling year-round with top-notch heat pump services. We provide expert installation, regular maintenance, and timely repairs, ensuring your system operates at its best. Our qualified technicians keep your heat pump running smoothly through every season.

Mini-Split Ductless ACs

Experience efficient and flexible cooling with mini-split ductless ACs. We can install a ductless unit anywhere in your home or business for optimal performance. Mini-split systems are easy to install, easy to maintain, and highly efficient.

Emergency HVAC Service Available in Your Area

Issues with your heating, ventilation, and air conditioning systems can arise at the most inconvenient times, leaving you uncomfortable and stressed. We are on standby to respond to your HVAC emergencies quickly and efficiently, minimizing your discomfort and restoring your peace of mind.

Our commitment to your comfort doesn’t stop at regular business hours. At Dial One Johnson, we’re available around the clock, providing reliable, prompt emergency HVAC services whenever you need them. Our experienced technicians are equipped with the knowledge and tools to handle any HVAC issue, ensuring your system is back up and running as soon as possible. You’re never alone in an HVAC emergency.

Dial One Johnson is Your Authorized Lennox Provider in Duncanville, Texas

Dial One Johnson is proud to be your authorized Lennox provider. Known for its innovative technology, energy-efficient designs, and superior quality, Lennox is a trusted name in the HVAC industry.

  • Energy Efficiency: Designed for optimal energy efficiency, reducing your energy consumption and saving you money on utility bills.
  • Quiet Operation: Advanced technology that ensures quiet operation, enhancing your comfort.
  • Innovative Technology: Lennox leads the industry with innovative features like precise temperature control and smart home compatibility.
  • Durability: Durable and reliable, providing you with years of consistent performance.
  • Environmental Responsibility: Committed to environmentally responsible manufacturing, helping to protect our planet.


Whether you’re looking for a new installation or a replacement, Dial One Johnson and Lennox provides a solution that perfectly suits your needs.

Schedule HVAC Service in Duncanville, Texas

When your heating or cooling system goes, contact an HVAC company in Duncanville, Texas you can trust. Reach out to our professional HVAC team today for reliable installation, maintenance, and repair services. Experience the peace of mind that comes with a perfectly tuned HVAC system – contact us now!