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Service Area

Serving Placer, El Dorado, and Sacramento Counties

One of the longest privately owned HVAC Company in Northern California

Ray O. Cook Heating & Air is proud to call Roseville and Rancho Cordova home, which is why our commitment to exceptional HVAC service extends throughout the Greater Sacramento region and beyond. We understand that a comfortable home is essential, so we're dedicated to serving clients in every corner of the area, from bustling city centers to quiet suburban neighborhoods. If you don't see your neighborhood below, give us a call, we will do our best to serve you.

We offer residential heating and cooling services to clients in:

rocklin hvac service

Why Choose Ray O. Cook Heating & Air?

We've been serving our community since 1947, earning trust through exceptional service. Enjoy peace of mind with our fully insured operations and satisfaction guarantee. Plus, we offer flexible financing, free estimates, and same-day service for your convenience. Choose Ray O. Cook Heating & Air for quality, value, and unmatched service for all your HVAC needs.

Trusted Local Experience

With years of hands-on expertise, Ray O. Cook Heating & Air understands the unique comfort needs of local homeowners and delivers reliable solutions you can count on.

 

Honest, Straightforward Service

No upsells, no pressure, just clear communication, accurate diagnostics, and recommendations that truly fit your home and budget.

Fast & Reliable Response Times

When your comfort is on the line, you need a team that shows up. Expect prompt service and dependable scheduling to get your system back up and running quickly.

Quality Workmanship That Lasts

From repairs to full system installations, every job is done right the first time using proven techniques and high-quality equipment for long-term performance.

Hear From Our Happy Customers

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Bryan Justman profile picture
Bryan Justman
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Our technician Jose was on time, super professional, and made everything make sense to us. I signed up for the Cook Club because I feel like this is the kind of company I want to look after our HVAC for as long as we own this house.
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Jamie Fletcher profile picture
Jamie Fletcher
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Michael B, as with each person we have dealt with at Ray O'Cook was very personable, professional and completed our maintenance quickly and throughly. Michael explained what had been done during the maintenance, showed us all the pictures he took while servicing our HVAC system. Michael also.took.the time to answer some questions about the use of our system. Another great employee from a great company.
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Farn Dupre profile picture
Farn Dupre
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Gino did a super job inspecting and cleaning my two AC units. Wow. He was thorough and professional and took photos of all potential problems. I’ll ask for him to come back when we decide next steps.
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Randi McFarland profile picture
Randi McFarland
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Very thorough in his inspection and very clear explanations of repairs needed. Thank you!!
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Tim Lawrence profile picture
Tim Lawrence
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Friendly and informative of our system and how to make improvements. We would welcome him back for further service visits
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Kathy Reuter profile picture
Kathy Reuter
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Very professional, courteous, friendly guy .
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Gia Rossitto Thorp profile picture
Gia Rossitto Thorp
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Have had nothing but great service from Ray O. Cooke. From the office staff to every technician that have ever come to my house from the time of installation to the semi annual maintenances over the past 5 years have been informative, down to earth, friendly, professional, thorough, and trustworthy.
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Todd Scott (Scotty Bros productions) profile picture
Todd Scott (Scotty Bros productions)
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Gino was super friendly and knowledgeable. Assessed the problem quickly, offered options and clear explanations before performing a solid repair. I was very impressed with the speed and professionalism.
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FAQ's About Heater Repair in Roseville, CA & The Sacramento Valley

What are common signs of a faulty heater?

Some of the most common signs that you may need heater repair in Roseville, CA include uneven heating from room to room, a sudden spike in your energy bills, or unusual noises such as grinding, banging, or rattling coming from your heating system. You may also notice your heater turning on and off more frequently than normal. If you experience any of these issues, it’s best to schedule a professional heating inspection right away to avoid a complete system breakdown and more costly repairs.

How long does a typical furnace repair service take?

Most common heater repairs, such as replacing a thermostat or a small component, can often be completed in a single visit, typically taking one to three hours. More complex issues involving major component replacement or extensive diagnostics may require more time, which we will clearly communicate upfront.

What factors affect the cost of heater repair ?

The cost of heater repair in Roseville, CA depends on several factors, including the complexity of the problem, the specific parts needed for the repair—such as a fan motor, ignition system, or pressure switch—and the overall age and condition of your heating system. Older or poorly maintained systems may require more extensive work. To ensure peace of mind, we provide clear, upfront pricing and a detailed explanation of all recommended repairs before any work begins.

Do you offer 2/7 furnace repair?

We prioritize your family's comfort and strive to offer prompt solutions. We provide same-day service appointments whenever possible for urgent heating issues, ensuring that your most critical repair needs are addressed quickly, especially during cold periods.