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At 520 Indoor Comfort & Refrigeration, we are dedicated to providing quality workmanship, professional service, and customer satisfaction. Whether you're running a family-owned restaurant, five-star hotel, or your family home no job is too small or too big for us. Our highly skilled HVAC technicians are available seven days a week, 24 hours a day, including holidays.

Our Vision.

Your complete safety, satisfaction, and comfort are our highest priorities. After all, we exist for you, and because of you. We operate on a customer-first mentality, which means you will always receive first-rate, on-time service from a trained, trusted and highly skilled technician.


With us, you can rest assured we’ll always do the right thing. We truly respect each and every customer and understand that you work hard for your money. We’ll never try to convince you to buy a product or have a repair or replacement completed unless we genuinely think you need it. Our goal is to build long-lasting relationships with our customers, so you can expect us to always be honest and upfront.

Company Profile.


With us being a family owned business here in Tucson, Arizona we strive to exceed all our customers standards. No matter the size of the job, we promise to take excellent care of you and your home from start to finish. We go above and beyond to exceed our customers’ standards. Every technician that comes to your home has been background checked and drug tested, holds all of the proper licensing, and is committed to your 100% satisfaction.

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