Air Conditioning Archives

AC Maintenance

How to Spot and Remove Mold in Window AC Units Safely

If you’ve noticed a musty odor when your air conditioner kicks on or spotted dark spots inside your unit, there’s a good chance you’re dealing with mold in window AC units. At Rocket Air Heating & Cooling in Modesto, CA, we help homeowners every summer with AC units that are contaminated by mold. This common issue isn’t just an inconvenience—it can negatively impact your indoor air quality, trigger allergy symptoms,

May 16, 2025 No Comments

A/C Repair

Why Is Your AC Freezing Up? Here’s What You Should Know

When summer temperatures in Modesto rise, your air conditioner becomes essential. But what if you suddenly notice ice building up on your system? If your AC is freezing up, it’s more than just a minor inconvenience—it’s a warning sign that something is wrong. At Rocket Air Heating & Cooling, we’ve seen this issue time and time again. In this blog, we’ll explain the causes, risks, and fixes so you can

May 10, 2025 No Comments

AC Maintenance

What Does an AC Expansion Valve Do?

If you’ve ever dealt with AC issues or maintenance, you may have heard of the AC expansion valve—a small but vital component that plays a big role in how your cooling system works. At Rocket Air Heating & Cooling in Modesto, CA, we often help customers understand what this part does and why it matters, especially when performance problems arise. In this post, we’ll break down everything you need to

May 6, 2025 No Comments

Air Conditioning

Does Air Conditioning Use Gas? What You Need to Know

If you’ve ever asked yourself, “does air conditioning use gas?”, you’re not alone. At Rocket Air Heating & Cooling, we hear this question often from Modesto homeowners trying to better understand their HVAC systems. Whether you’re managing your utility bills or just curious about how AC systems work, this blog will clear up the confusion around air conditioners and gas usage. Does Air Conditioning Use Gas for Cooling? In short,

May 2, 2025 No Comments

Air Conditioning

What Causes Black Mold in AC Unit and How to Stop It

If you’ve noticed a musty smell coming from your vents or seen dark patches inside your air conditioning system, you might be dealing with something serious—black mold in AC unit components. Not only is this unsightly, but it can also pose health risks to your family and reduce your indoor air quality. At Rocket Air Heating & Cooling, we’ve seen firsthand how quickly black mold can spread inside AC systems,

April 24, 2025 No Comments

AC Maintenance

Why Is My Outside AC Unit Not Turning On?

When your home suddenly feels warm and your outside AC unit is not turning on, it can be both frustrating and uncomfortable—especially during the hot Modesto summer. At Rocket Air Heating & Cooling, we often get calls from homeowners wondering why their outdoor unit won’t kick in. The issue can range from a simple fix to a more serious electrical or mechanical problem. Here’s a breakdown of the most common

April 22, 2025 No Comments

AC Maintenance

Mildew Smell From AC? Here’s How to Get Rid of It Fast

If you’ve recently turned on your air conditioner and noticed a musty, mildew smell from the AC, you’re not alone. This is a common issue that many homeowners in Modesto, CA face—especially during the warmer months when the AC is running more frequently. At Rocket Air Heating & Cooling, we know how frustrating and concerning that smell can be. Not only is it unpleasant, but it may also be a

April 19, 2025 No Comments

AC Maintenance

Why Is the Fan Not Spinning on AC Unit? Troubleshoot Now

When your home’s air conditioning system suddenly stops working during a Modesto heatwave, it’s not just an inconvenience—it’s an emergency. One of the most common and alarming issues homeowners face is the fan not spinning on AC unit. If you’ve noticed that your AC fan has stopped moving, you’re not alone. At Rocket Air Heating & Cooling, we often get calls about this exact problem, and fortunately, it’s usually something

April 15, 2025 No Comments

AC Maintenance

Dirty Air Filter Warning Signs and How to Fix the Problem

If you’ve noticed that your HVAC system isn’t performing like it used to or your energy bills have suddenly spiked, you might be dealing with a dirty air filter. Though it may seem like a small detail, a clogged filter can cause major problems for your heating and cooling system—and your indoor air quality. At Rocket Air Heating & Cooling in Modesto, CA, we often see how something as simple as

April 11, 2025 No Comments

A/C Repair

Top Reasons You Have an AC Not Cooling Properly

There’s nothing worse than coming home on a hot Modesto day only to find your AC not cooling. If you’re sweating indoors while your air conditioner is running full blast, something’s clearly not right. The issue could be as simple as a dirty filter or as complex as a refrigerant leak. At Rocket Air Heating & Cooling, we understand how frustrating this can be, especially when temperatures are soaring in

April 8, 2025 No Comments

AC Installation

Is a 3 Ton AC Unit Right for Your Home Cooling Needs?

When summer temperatures rise in Modesto, CA, having the right-sized air conditioner becomes more than a comfort—it’s a necessity. Homeowners often hear terms like “tonnage” when shopping for a new system, but what does that actually mean? And more importantly, is a 3 ton AC unit the right size for your home? At Rocket Air Heating & Cooling, we help Modesto homeowners make smart, energy-efficient choices. In this post, we’ll

April 3, 2025 No Comments

Air Conditioning

Benefits of Using UV Light for AC Efficiency and Health

At Rocket Air Heating & Cooling, we’re committed to helping Modesto homeowners keep their homes comfortable, clean, and energy-efficient. One increasingly popular HVAC upgrade is the UV light for AC systems. While often overlooked, this simple addition can significantly improve your indoor air quality, enhance the efficiency of your unit, and even extend its lifespan. In this post, we’ll explore the benefits of installing UV lights in your HVAC system,

April 1, 2025 No Comments

Air Conditioning

Ducted Mini Split Systems: Your Guide to Smart Cooling

In the bustling city of Modesto, CA, maintaining a comfortable home environment is paramount, and ducted mini split systems are increasingly becoming the go-to solution. Whether you’re upgrading your old HVAC system or installing a new one, understanding how a ducted mini split can benefit you is essential. At Rocket Air Heating & Cooling, we specialize in these systems, offering efficient, reliable service tailored to your specific needs. Why Choose

March 29, 2025 No Comments

Category: Air Conditioning

How to Spot and Remove Mold in Window AC Units Safely

Why Is Your AC Freezing Up? Here’s What You Should Know

What Does an AC Expansion Valve Do?

Does Air Conditioning Use Gas? What You Need to Know

What Causes Black Mold in AC Unit and How to Stop It

Why Is My Outside AC Unit Not Turning On?

Mildew Smell From AC? Here’s How to Get Rid of It Fast

Why Is the Fan Not Spinning on AC Unit? Troubleshoot Now

Dirty Air Filter Warning Signs and How to Fix the Problem

Top Reasons You Have an AC Not Cooling Properly

Is a 3 Ton AC Unit Right for Your Home Cooling Needs?

Benefits of Using UV Light for AC Efficiency and Health

Ducted Mini Split Systems: Your Guide to Smart Cooling

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