Southwest Heating & Air Conditioning Repair

Air Conditioner Smells Bad When Turned On in Littleton, CO: What’s Causing It?

air conditioner smells bad when turned on

No one wants to get a whiff of a foul smell when the air conditioner starts cooling the house. Dealing with odor issues in air conditioning units is fairly common and calls for repairs from a licensed HVAC technician. If your air conditioner smells bad when turned on, this guide explains the possible reasons behind […]

From Installation to Retirement: How Long Do Gas Furnaces Last?

Woman calling about furnace issue

So, you installed a new gas furnace a few years back and wondering how long it will last. Quite simply, there’s no simple answer to the question “How long does a furnace last?”. Gas furnace lifespans depend on multiple factors including the quality of the furnace, maintenance intervals, and even local weather patterns. Keeping a […]

What Is a Zone Control System and How Does It Work?

Woman adjusting thermostat in her home

Living in a large house can be tricky when it comes to regulating temperatures. You know the scene – the upstairs is stifling while the basement is freezing. No matter how you fiddle with the thermostat, it’s impossible to make everyone happy. Sound familiar? If so, a zone control system is the answer to your […]

Heater Not Keeping House Warm: Here Are 11 Possible Reasons Why

A man in a parka adjusting the thermostat

Hello again, Colorado neighbors! As the chill of the season sets in, there’s nothing more frustrating than a heater not keeping the house warm. If you’ve ever found yourself wrapped in blankets, wondering, “Why isn’t my house heating up?”, you’re not alone. Let’s explore some possible reasons why your house might not be heating up […]

Why Is My Water Heater Connected to My Furnace?

A technician working on a water heater

Hello, neighbors of Denver, CO! Here at Southwest Heating and Cooling, we often get questions that make us smile, knowing that folks are genuinely interested in understanding their home systems. A recurring one we’ve heard is, “why is my water heater connected to my furnace?” We get it – heating and cooling systems can seem […]

Why Does My Humidifier Smell: A Simple Guide

Assembling a humidifier

Humidifiers are designed to help us maintain comfortable humidity levels inside our homes. This keeps our skin supple and can reduce symptoms like dry throat and runny nose during the winter months. But what should you do if your humidifier starts to smell? Keeping your humidifier clean is the easiest way to avoid harsh smells […]

My Hot Water Heater Has a Rusted Bottom – Should I Be Concerned?

Damaged element on old hot water heater

A hot water heater with a rusted bottom is definitely a cause for concern. Your water heater is an important component of your home, providing the hot water you need for showers, dishes, cooking, and cleaning. Notice corrosion on your water heater? Understanding why it’s there and what you can do about it can help […]

Why Is My Furnace Leaking Water?

Person fixing leak with tool

If you believe your furnace is leaking water, it is essential to determine if it is definitely leaking right away. Addressing the leak early, before it becomes an issue, can help you avoid higher repair costs, bio growth, and health risks. Your furnace can leak at any time of the year for multiple reasons. Whether it is […]

Can Humidifiers Cause Mold? Your Questions Answered!

Doorway with mold

Humidifiers are a useful device designed to add moisture to the air in your home. Many people choose to use them to improve their comfort and decrease dryness in the air. One problem that frequently occurs though is humidifier mold. It’s unclear to many homeowners whether or not this is an issue. But, can humidifiers […]

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