Expert HVAC Services in Marana, AZ

At ACS, we offer expert HVAC in Marana, AZ, tailored to the unique challenges of our desert climate. With over 30 years of experience serving Southern Arizona, we know what it takes to keep homes comfortable through sweltering summers and chilly winter evenings. When you need HVAC service done right the first time, ACS is the name our region trusts.

AC Services

In Southern Arizona, reliable air conditioning is more than a convenience—it’s a necessity. At ACS, we deliver full-service AC solutions to keep your system running strong through Marana’s extreme summer heat and cooler desert nights.

AC Repair

If your air conditioner suddenly stops working or starts blowing warm air, it’s more than just uncomfortable—it can quickly become unsafe in our region’s heat. We don’t just identify the problem, we take the time to explain it and walk you through the solution. With fully stocked trucks and years of hands-on experience, we fix most issues on the spot, so your comfort is restored without delay.

AC Installation

If your current system is underperforming, outdated, or inefficient, it may be time to consider an AC replacement. We’ll help you choose the right size and model for your home, and install it with care and precision to ensure long-term performance. When you need reliable HVAC in Marana, AZ, our team delivers systems that are built to handle our demanding climate—and built to last.

AC Maintenance

Regular maintenance keeps your system efficient, prevents costly breakdowns, and extends the life of your unit. Our AC tune-ups include cleaning coils, tightening connections, checking refrigerant levels, and inspecting all key components. It’s a simple step that helps your AC run better, longer—and saves you money over time.

Call Us: 520.230.5668

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Mini Splits

Mini split systems are a flexible, energy-efficient way to cool and heat specific rooms or zones—perfect for casitas, home offices, garages, and additions. At ACS, we offer complete mini split services designed to meet the unique comfort needs of homes across our region.

Mini Split Repair

Mini split systems are reliable, but like any HVAC equipment, they can run into issues. Whether your system is leaking, cycling irregularly, or losing cooling power, our technicians are trained to diagnose and fix the problem quickly. We specialize in HVAC repair in Marana, AZ, and bring the right tools, experience, and parts to restore your system’s performance with minimal disruption to your comfort.

Mini Split Installation

Mini splits are ideal when traditional ductwork isn’t an option or when you want to control the temperature in individual rooms. We’ll help you choose the right system and install it with precision, ensuring each indoor unit is correctly placed for maximum comfort and efficiency. From single zones to whole-home setups, we’ll design a solution that fits your space and lifestyle.

Mini Split Maintenance

To get the most out of your ductless system, regular maintenance is essential. We clean filters and coils, check refrigerant levels, inspect wiring, and fine-tune performance so your system runs like new. Our technicians specialize in HVAC in Marana, AZ, and we understand how to keep mini splits working efficiently in our desert conditions.

Call Us: 520.230.5668

Ductless Mini Split Maintenance In Vail Az

Heating Services

Even in Southern Arizona, winter nights can bring a sharp drop in temperature. When the chill sets in, you need a dependable heating system you can trust. At ACS, we offer expert furnace services to keep your home warm, efficient, and ready for whatever the season brings.

Furnace Repair

When your furnace stops working or isn’t heating evenly, it can quickly make your home uncomfortable. Our technicians are trained to diagnose and repair everything from faulty ignitors to airflow issues and control board failures. We provide fast, accurate HVAC repair in Marana, AZ, so your system is back up and running with minimal downtime.

Furnace Installation

Whether you’re replacing an old furnace or installing one for the first time, our team ensures your new system is properly sized and expertly installed. We’ll walk you through your options based on your home’s layout and heating needs, then complete the job with the precision and care ACS is known for.

Furnace Maintenance

Regular maintenance is the key to keeping your furnace running efficiently and avoiding mid-season breakdowns. Our thorough tune-ups include checking safety controls, cleaning components, and inspecting the system for wear. With scheduled service, you’ll enjoy reliable heating and better energy savings all winter long.

Call Us: 520.230.5668

Heat Pumps

Heat pumps are a smart, energy-efficient choice for year-round comfort in Southern Arizona. They provide both heating and cooling, making them perfect for our region’s mild winters and long, hot summers. At ACS, we offer full-service support for heat pumps—installation, repairs, and ongoing maintenance.

Heat Pump Repair

If your heat pump isn’t switching modes, struggles to maintain temperature, or makes unusual noises, it’s time to call in the pros. Our technicians are trained to diagnose and resolve a wide range of issues quickly and correctly. As a trusted provider of HVAC services in Marana, AZ, we bring the experience and tools needed to restore your heat pump’s performance and keep your home comfortable.

Heat Pump Installation

Upgrading to a heat pump can boost your home’s efficiency and comfort. We help you choose the right system for your needs, taking into account your home’s size, layout, and energy goals. Our expert installation ensures smooth, quiet operation year-round—with no ductwork redesign needed in most cases.

Heat Pump Maintenance

Routine maintenance keeps your heat pump operating at peak efficiency. Our service includes checking refrigerant levels, testing reversing valves, cleaning coils, and inspecting all electrical components. With regular care from ACS, you’ll extend your system’s lifespan and avoid unexpected breakdowns during peak seasons.

Call Us: 520.230.5668

Water Heaters

A reliable water heater is essential for everyday comfort—whether you’re showering, doing laundry, or washing dishes. At ACS, we offer complete water heater services to keep hot water flowing efficiently in homes across our region.

Water Heater Repair

From lukewarm water to leaks or strange noises, our technicians can quickly diagnose and repair all types of water heater problems. Whether it’s a failed heating element or a faulty thermostat, we provide fast, lasting solutions to restore your hot water with minimal disruption.

Water Heater Installation

If your water heater is nearing the end of its lifespan or struggling to meet your household’s needs, it might be time for a replacement. As a trusted HVAC company in Marana, AZ, we help you choose the right size and model—tank or tankless—and install it with precision for long-term reliability and energy savings.

Water Heater Maintenance

Routine maintenance can prevent breakdowns and extend the life of your system. We flush the tank, check valves, inspect connections, and ensure everything is working efficiently. With annual service, you’ll enjoy consistent performance and avoid unexpected repair bills.

Call Us: 520.230.5668

Home Comfort

Comfort goes beyond just heating and cooling. The right indoor air quality, zoning control, and backup systems can transform how your home feels and functions every day. ACS provides a full range of comfort-enhancing services, all backed by expert installation and ongoing support.

Humidifier Installation

Dry desert air can cause static electricity, cracked skin, and respiratory irritation—especially in the cooler months. A whole-home humidifier balances indoor moisture levels, improving comfort and protecting your home’s finishes. As one of the most experienced HVAC companies in Marana, AZ, we install systems that work seamlessly with your existing system.

Dehumidifier Installation

Humidity may not be constant in our region, but when it spikes, it can make your home feel sticky and uncomfortable—especially during monsoon season. A whole-house dehumidifier removes excess moisture, helping control allergens and keeping your air feeling crisp and cool.

Zone Control System Installation

Tired of uneven temperatures in different parts of your home? Zone control systems allow you to adjust heating and cooling independently in multiple areas. This not only increases comfort but also improves energy efficiency by reducing strain on your HVAC system.

Whole House Generator Installation

Power outages can be more than inconvenient—they can be costly and unsafe. We install whole-house generators that automatically kick on when the power goes out, keeping your home powered and protected. For dependable backup solutions and expert HVAC in Marana, AZ, we’re the team to call.

Electrical Services

From panel upgrades to outlet installations and safety inspections, our licensed electricians provide safe, reliable service you can trust. Whether it’s a planned improvement or an urgent fix, we’re ready to power your home with professionalism and care.

Air Duct Installation

Leaky, poorly designed ductwork wastes energy and reduces system performance. We custom-install duct systems that maximize airflow, efficiency, and indoor comfort. As a provider of expert HVAC service in Marana, AZ, we know how to design ducts that truly work for your home.

Air Duct Cleaning

Dust, debris, and allergens build up in ducts over time—affecting air quality and your HVAC system’s efficiency. Our professional duct cleaning service removes buildup safely and thoroughly, helping you breathe easier and keeping your system running cleaner and longer.

Call Us: 520.230.5668

Reviews

What Your Local Neighbors Say About Our AC Repair Services in Marana

Providing you with exceptional AC Repair services is our priority! Hear from other clients about their overall experience with ACS

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What Makes ACS Different?

Not all HVAC companies are created equal. At ACS, we’ve worked hard to raise the bar for what homeowners should expect from heating and cooling service in Southern Arizona. From expert workmanship to our one-of-a-kind process, we don’t just fix systems—we change how the industry does business.

A Higher Standard Through ThuroTech

Most companies claim to do quality work—but we back it with a defined standard. Our exclusive ThuroTech process ensures every system is installed and serviced for maximum capacity, efficiency, and longevity. It’s more than training—it’s a commitment to consistency, technician pride, and doing things the right way every single time.

Proven Technicians, Not Guesswork

We don’t send just anyone into your home. Our trainers have a minimum of 10 years in the field, and every technician has at least five. These aren’t part-time hires or newly certified techs—they’re seasoned professionals with a track record of success. That’s how we confidently deliver the highest-quality HVAC services in Marana, AZ, without compromise.

Transparent Proposals & Lifetime Workmanship

Too often, HVAC work is rushed, unclear, or inconsistent. We take the time to explain every detail of your project before we begin—no guesswork, no surprises. And when the job is done, it’s backed by a lifetime workmanship guarantee and our 60-day 100% satisfaction promise. That’s the peace of mind you deserve from an HVAC company in Marana, AZ.

Local, Trusted, and Always Available

We’ve been serving the Southern Arizona community since 1990—and we’re here when you need us. Whether it’s routine maintenance or a midnight emergency, our team is ready 24/7 to get your system back on track. It’s no wonder we’ve earned hundreds of five-star reviews from local homeowners who count on ACS for honesty, reliability, and lasting results.

Marana HVAC FAQs

Have questions about heating and cooling in our area? You’re not alone. Here are some of the most common things homeowners want to know about HVAC systems in Marana.

What HVAC Services Do You Offer in Marana?

We provide complete heating, cooling, and indoor air quality services. From AC repairs and furnace installations to ductwork and whole-house generators, our team is equipped to handle all aspects of HVAC in Marana, AZ.

How Do I Know If I Need HVAC Replacement?

If your system is more than 10–15 years old, constantly breaking down, or no longer keeping your home comfortable, it may be time for an upgrade. We offer professional assessments and honest recommendations for HVAC replacement in Marana, AZ that fit your home and budget.

Are Your Technicians Licensed and Experienced?

Yes—every technician we send to your home is licensed, trained, and backed by years of field experience. We don’t use subcontractors or cut corners, and our ThuroTech-certified techs deliver service you can trust.

What Sets ACS Apart From Other HVAC Companies in Marana, AZ?

We stand apart from other HVAC companies in Marana, AZ through our ThuroTech installation standard, transparent proposals, and 100% satisfaction guarantee. With ACS, you’re not just getting a repair—you’re getting peace of mind.

Do You Offer Emergency HVAC Services in Marana?

Absolutely. Our team is available 24/7 for urgent heating and cooling repairs. No matter the time or day, we’re here to restore comfort quickly and safely. We understand how critical reliable HVAC is in our climate, which is why you’ll always reach a live person when you call.

Can You Help With Financing for a New System?

Yes. We offer flexible financing options for system replacements and major repairs, making it easier to get the comfort you need without the financial stress. Whether you’re facing an unexpected breakdown or planning an upgrade, we’ll walk you through payment plans that fit your budget.

The Last HVAC Company You’ll Ever Need

We don’t just fix systems—we build trust, deliver results, and back it all with guarantees that actually mean something. Whether you’re looking for reliable HVAC in Marana, AZ or planning a full system upgrade, our team makes the process easy, honest, and pressure-free. Call today or reach out online and experience what HVAC service should feel like.