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Residential & Commercial

Parts and Labor Warranties Available

Same-Day Emergency Service

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Reliable Product Installation
Casa Grande, AZ

Residential & Commercial

Parts and Labor Warranties Available

Same-Day Emergency Service

Request Lorem Epsom

Hero Request Form

Professional HVAC Product Installation

When you're ready to upgrade your home's comfort, efficiency, and protection, professional product installation makes all the difference. Mid-State Refrigeration provides reliable HVAC product installation throughout Pinal and Southern Maricopa Counties, AZ. Whether you're adding a smart thermostat, installing a surge protector, or improving your indoor air quality, our NATE-certified technicians handle every detail with care and precision.

From Google Nest thermostats and SureSwitch devices to REME HALO air purification systems, we install select HVAC products to help you get the most out of your system. Not sure which upgrade is right for your home? Our team is happy to help you explore your options. 

Contact us today to learn more or schedule your installation.

HVAC Products & Upgrades We Install

Looking to make your HVAC system smarter, safer, or more comfortable? Mid-State Refrigeration offers installation for select HVAC products and upgrades, including:

  • Smart Thermostats: Upgrade to convenient temperature control with compatible smart thermostats, including Google Nest.
  • Surge Protectors: Help protect your HVAC equipment from potentially damaging electrical surges.
  • SureSwitch Devices: Support reliable HVAC system operation with compatible SureSwitch components.
  • Indoor Air Quality Products: Explore options like REME HALO air purification systems to help improve your home's indoor air quality.

Not sure if we install the product you're looking for? Reach out to our team, and we'll be happy to help you explore your options.

Why Choose Mid-State Refrigeration

Since 1978, Mid-State has been installing heating and cooling systems with care and skill throughout Serving Pinal and Southern Maricopa Counties, AZ. Our family- and woman-owned business stands behind every installation with quality and service you can count on. Here's what sets us apart: 

  • Parts and labor warranties available
  • Same-day emergency services available
  • Certified technicians with extensive training
  • Licensed, bonded, and fully insured
  • Discounts for military members and seniors
  • Same-day estimates for your convenience

We are proud to be recognized as Best HVAC 2025, and we will treat your home with the care and respect it deserves.

Contact Us

Ready to upgrade your HVAC system with a new thermostat, surge protector, or indoor air quality product? Mid-State Refrigeration is here to help with professional installation and friendly, reliable service.

Contact us today to discuss your project and request an estimate.

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CUSTOM SHEET METAL QUOTE REQUEST

Need a custom sheet metal piece fabricated? Tell us a little about your project, and our team will review your request and contact you if we need additional information to prepare a quote.

CUSTOM SHEET METAL QUOTE REQUEST

Your Information

Tell Us About Your Project

Material & Measurements

Enter any dimensions you know. You can also include measurements in the project description below

How many pieces do you need?

Tell Us More About Your Project

Upload Photos or Reference Files


Photos and drawings help our sheet metal team better understand your project.

Tip: Include one photo of the entire area and one close-up of the opening or connection, if possible.

Submitting this form is a quote request, not a confirmed order. Custom sheet metal pieces are fabricated to approved specifications and measurements. A Mid-State team member will review your request and contact you if additional information or measurements are needed before providing a quote.