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HVAC Installation with Dale & Lee's Service

At Dale & Lee’s Service Inc., we provide  HVAC installation services to our clients in Tulsa and surrounding areas. From installations to repair services, our technicians have the skills and expertise to take care of all your HVAC system needs. Our team accurately checks all the minute details. Whether you are a homeowner, business owner, or both, we have dependable solutions and reliable HVAC repairs for all your heating and cooling needs.

Our technicians are trained, licensed, insured, and bonded to take care of all your HVAC needs. Your optimal comfort is our main focus and we won’t stop until you’re satisfied. Customer satisfaction is our absolute #1 priority.

Dale and Lee's employee repairing a Lennox residential AC system for hvac services and plumbing services in tulsa

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Unrivaled 100% Satisfaction Guarantee

At Dale & Lee’s, we’re dedicated to providing you with cutting-edge tankless water heating solutions that not only improve your hot water experience but also help you save on energy costs. Discover our selection of tankless water heaters and find the ideal fit for your residential or commercial needs. Contact us today for more information or to schedule a consultation.
Commercial HVAC in Tulsa

HVAC Services by Dale & Lee's

  • Equipment Installation

    Trust Dale & Lee's Service to install your heating and air conditioning systems with utmost precision, ensuring the highest efficiency, capacity, and longevity. Considering that half of the systems installed in US homes are not performing optimally due to incorrect installation, our meticulous approach to maintaining installation standards is paramount.

  • The No-Lemon Guarantee

    Dedicated to offering the highest quality HVAC equipment, we provide a one-year No Lemon Guarantee. If more than one main component of the unit requires replacement within the first year, we will replace your unit at no additional cost. Choose Dale & Lee's Service for reliability and peace of mind in all your HVAC needs.

  • State and City Permitting

    With the annual shifts in code requirements, we handle all necessary permits to ensure your installation is up to code. A certified code official will conduct an inspection to provide you with complete peace of mind.

  • Itemized Quotes

    Transparency is a core value at Dale & Lee's Service. Our proposals will always be itemized with detailed equipment model numbers and parts lists, so you have a clear understanding of exactly what is being installed in your home.

  • Day of Installation (What to Expect)

    On your scheduled installation day, our office will give you a courtesy call to notify you when our installers are on their way. Additionally, the installation manager or salesperson will be on-site to address any concerns or answer any questions you may have about the process. Choose Dale & Lee's Service, where we make your comfort our priority.

Close up of a Lennox HVAC system
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Control Your HVAC Needs with Lennox Smart Thermostats

Lennox Smart Thermostats, comprising of the iComfort® and ComfortSense® lines, represent the epitome of home comfort technology. These innovative thermostats provide homeowners with precise temperature control, sophisticated programming, and energy-saving features. With intuitive user interfaces and smart home integration, Lennox Smart Thermostats allow for customized comfort and efficient energy usage, from anywhere at any time. They ensure an optimal home environment that caters to your personal preferences while also providing valuable insights through energy reports and important maintenance alerts.

HVAC Repair in Owasso

FAQs About HVAC Installation Services

Most HVAC systems should be serviced at least once a year, but opting to service your air conditioning twice a year can have significant benefits. Regular HVAC maintenance helps ensure that your system operates efficiently and can prevent costly breakdowns.

Ideally, schedule your HVAC tune-up with Dale & Lee’s before the peak seasons of summer and winter to ensure optimal performance year-round.

The size of the HVAC system you need depends on various factors, including the size of your home, the climate, and your home’s insulation. A professional HVAC technician from Dale & Lee’s can help you determine the appropriate size for your system, ensuring efficient and effective heating and cooling.

Contact Dale & Lee’s to schedule an assessment and find the perfect HVAC system size for your home.

To improve the energy efficiency of your HVAC system, consider routine HVAC maintenance, upgrading to a programmable or smart thermostat, and ensuring proper insulation in your home. Additionally, replacing air filters regularly and scheduling annual tune-ups can significantly enhance your system’s efficiency and lifespan.

If you need more information on how to improve your energy efficiency, Dale & Lee’s is here to provide expert HVAC service. Contact us for professional HVAC services to boost your system’s energy efficiency.

A new HVAC system offers numerous benefits, including improved energy efficiency, enhanced comfort, better indoor air quality, and lower utility bills. Additionally, modern HVAC systems are quieter and come with advanced features like smart thermostats and zoning capabilities.

Dale & Lee’s proudly provides a one-year No Lemon Guarantee. If more than one main component of the unit requires replacement within the first year, we will replace your unit at no additional cost. 

We provide services in Tulsa and All Surrounding Cities

Other Services

HVAC Repair in Owasso

HVAC Service and Repair

We offer reliable HVAC service and repair, ensuring your heating and cooling systems run smoothly year-round.

HVAC Repair in Tulsa

Air Conditioning

Keep your home cool and comfortable with our expert AC system services, tailored to meet your cooling needs with precision and reliability.

HVAC Repair in Owasso


Trust Dale & Lee's for expert heating solutions, from professional installation to heating system repairs, ensuring warmth and comfort during the colder months.

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Keep your home cool and comfortable all summer long with Dale & Lee’s expert HVAC inspection and cleaning service, available for just $89. Our skilled technicians will perform a thorough inspection to ensure your system is running efficiently and effectively.