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36 Years
experience
Emergency
services
Open 24/7
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Your Trusted HVAC Partner in Tucson, AZ
Since 1990, ACS Air Conditioning Services has been Tucson's trusted provider of HVAC solutions, dedicated to delivering exceptional comfort through expert installation, repair, and maintenance services. Our team of technicians, with 26-37 years of industry experience, adheres to the exclusive ThuroTech standard, ensuring precision in refrigerant levels, system performance, and energy efficiency. We prioritize customer satisfaction with transparent proposals, detailed walkthroughs, and a 100% satisfaction guarantee within the first 60 days of installation.

Backed by a lifetime workmanship guarantee and 24/7 emergency support, we serve residential and commercial clients across Southern Arizona, combining technical expertise with integrity to build lasting trust in every service call.
Services
AC Installation Furnace Repair Mini-Split Maintenance Heat Pump Services Water Heater Repair
Details
  • Year established: 1990
Highlights and features
  • We have 26-37 years of industry experience in HVAC services.
  • Our ThuroTech standard ensures precise refrigerant levels and system efficiency.
  • We offer a 100% satisfaction guarantee within 60 days of installation.
  • Our lifetime workmanship guarantee covers all ductwork and installations.
  • We provide 24/7 emergency HVAC repair services in Tucson.
What people say
Exceptional service Prompt response Professional technicians Reliable repairs Satisfaction guaranteed
Services
AC Installation
Our AC installation services ensure efficient cooling tailored to Tucson's climate. Using the ThuroTech standard, we guarantee precise refrigerant levels and system performance. Customers benefit from energy savings and long-term reliability.
Furnace Repair
Expert furnace repair addresses issues like weak airflow and unusual noises. Our technicians prioritize rapid restoration of heating systems with a focus on safety and efficiency. Clients receive transparent cost breakdowns before service.
Mini-Split Maintenance
Mini-split maintenance optimizes system longevity and efficiency. We service ductless units for residential and commercial properties, ensuring consistent climate control. Regular maintenance reduces energy costs and prevents breakdowns.
Heat Pump Services
Heat pump installation and repair services provide year-round temperature regulation. Our solutions adapt to Southern Arizona's climate, offering energy-efficient heating and cooling. Systems are tested for optimal performance post-service.
Water Heater Repair
Water heater repair addresses leaks, inconsistent temperatures, and efficiency loss. We service both residential and commercial units, minimizing downtime. Clients receive durable fixes backed by our workmanship guarantee.
Questions
What HVAC services does ACS provide?
We offer AC, furnace, heat pump, and water heater repair, maintenance, and installation, plus home comfort solutions like humidifiers and zone control systems.
How often should I service my HVAC system?
Service your system twice yearly—before summer and winter—to ensure efficiency and prevent breakdowns.
What are signs my AC needs repair?
Weak airflow, strange noises, high energy bills, or unusual odors indicate potential AC issues requiring professional inspection.
Do you offer financing for HVAC systems?
Yes, we provide flexible financing options for new HVAC installations with approved credit.
Is ACS available for emergency repairs?
Yes, we offer 24/7 emergency HVAC repair services in Tucson and surrounding areas.
What is ThuroTech?
ThuroTech is our proprietary standard ensuring precise refrigerant levels, system efficiency, and consistent installation quality across all services.
Reviews (3)
Eric Hellmann
Nov 07, 2017 Report
ACS has done a fantastic job from the original service call on our old unit, to the sales process where Ryan explained what to expect and how everything would work better than anyone else to the install then to the follow up we received from both the office and in the field. Our new unit was worked exactly how we hoped and we are thrilled.
Sandra J. Schulze
Apr 02, 2016 Report
Jake came out Yesterday, Friday April 1st and just wanted to let Tucson know he did a great job! Thanks Jake for the Spring Air conditioning tune-up. All companies need employees like you. Looking for a great hvac company call ACS.
Mark Caniglia
Feb 14, 2015 Report
ACS has the absolute best costumer service I have ever encountered! I can't say enough good things about them. Truly, if you need any AC work done, call ACS! Thank you guys for being so awesome!