From furnace repairs to full AC system installs, we provide expert service to keep your home or business comfortable year-round.
Our systems are designed for smooth, quiet operation so you can stay cool (or warm) without the noise.
Choose from monthly, quarterly, or annual maintenance programs designed to extend the life of your HVAC system and prevent costly breakdowns.
We help reduce energy costs with smart solutions that improve your system’s performance and efficiency.
Heating & Air Conditioning
Licensed, Bonded & Insured
At Calibrated Mechanical Systems, we believe your comfort shouldn’t come with risk. As a licensed, bonded, and insured contractor, we offer dependable heating and air conditioning services with your protection in mind. From system installations to emergency repairs, you can trust our work meets Arizona standards and is backed by decades of experience. We also offer seasonal maintenance plans and long-term service agreements to keep your system running smoothly and your energy bills in check — all from a company that stands behind its work.
520-403-2669
Heating & Air Conditioning
Licensed, Bonded & Insured
At Calibrated Mechanical Systems, we believe your comfort shouldn’t come with risk. As a licensed, bonded, and insured contractor, we offer dependable heating and air conditioning services with your protection in mind. From system installations to emergency repairs, you can trust our work meets Arizona standards and is backed by decades of experience. We also offer seasonal maintenance plans and long-term service agreements to keep your system running smoothly and your energy bills in check — all from a company that stands behind its work.
520-403-2669
Make an Appointment
Conditioning & Heating
Air Heating Service
Heater Installation
Whether you’re upgrading an outdated system or installing heat in a new build, we provide professional heater installations that are built to last. We’ll help you choose the right solution for your home or business and get it installed quickly and efficiently.
Heater Repair
If your heating system is acting up, don’t wait for the cold nights to get worse. We offer prompt, expert repairs to get your system running safely and efficiently again — no guesswork, just solid service.
Heater Maintenance
Regular maintenance keeps your heating system running longer and helps avoid costly breakdowns. Choose from monthly, quarterly, or yearly service plans designed to fit your budget and your system.
Air Conditioning Service
Air Conditioning Installation
We install high-efficiency air conditioning systems for both residential and commercial customers. Our licensed team ensures your system is properly sized and installed to handle Arizona’s heat — helping you stay cool and lower your energy bills.
Air Conditioning Repair
Struggling with AC issues? We offer fast diagnostics and reliable repairs to restore your comfort without delay. We service all major brands and components.
Seasonal Preventative Maintenance
Protect your investment and avoid peak-season surprises. Our seasonal AC maintenance plans help keep your system in top shape — improving performance, extending equipment life, and reducing energy costs.
Timothy K.
Oracle Resident“They showed up right on time, explained everything clearly, and didn’t try to upsell me on things I didn’t need. It’s rare to find someone this honest and professional. I’ll be calling them again when it’s time for my yearly maintenance.”