4 Tips For When Your AC Stops Working

Check Your Air Filter Air filters are what separates the hot, dusty air, from clean, cool bliss. It’s very important that you keep track of when you last replaced your air filter so you can coordinate getting a new one … Read More

Ice Buildup on your AC Unit

Is your AC running but not blowing out cold air? This is a common problem we see in the summer months and it’s usually due to ice buildup on the AC unit’s refrigerant lines. Some can’t believe the presence of … Read More


The HVAC experts at Lenz Heating and Cooling recommend changing your air filter every one to three months. If you tend to wait three months, be sure to check on the status of your filter monthly. Dirt and debris in … Read More

The Importance of A/C Maintenance

The long Iowa winter is over and it’s finally time to start up your air conditioner for the first time in months. Give your system a head start by making sure it’s ready for the weather ahead. Failing to prepare … Read More

Will You Be Affected by the R22 Phase Out?

The production and import of R22 refrigerant became illegal in the United States on January 1, 2020. If you rely on an HVAC system that uses this type of refrigerant, you may have to decide between a system replacement or … Read More

How UV Coil Purifier’s Protect Your HVAC Systems

Did you know that the evaporator coil is where an air conditioner actually cools the air? The cold refrigerant moves through the coil and evaporates as it comes into contact with the warmer air blown across it from the blower … Read More

The Health Benefits of Whole House Humidifiers

There are two main factors that contribute to the comfort within your home. The first factor is temperature and the second factor is humidity. Homeowners with whole house humidifiers tend to feel more comfortable in their homes because humid air … Read More

Back to School Saving Tips

Back to school means extra expenses. The cost of school supplies and clothes add up quickly. It is no wonder this time of the year leaves many looking for money saving tips. Thankfully, there are several habits that can help … Read More

The R-22 Phase Out: What’s Your Plan?

Do you know if the R-22 phase-out will affect you? If your system was installed in 2010 or before, it’s a good possibility. R-22 is a coolant that allows your air conditioner to cool your house down. Effective January 1, … Read More

Time for an HVAC Checkup: Special Offer!

Experience worry-free comfort this season. If you are like most homeowners, furnace checkups are probably the last thing on your mind. You may even think that they are unnecessary, however, your home is your largest investment, so why not treat … Read More

Are HVAC Service Agreements Worth It?

Service agreements ensure HVAC systems run smoothly when you need them the most! Maintenance is key to keep your system running at its peak performance. Regular HVAC maintenance increases the lifespan of your system as well as reduces the risk … Read More

Do I Really Need An HVAC Tune-Up?

We get it, you rarely see your HVAC system so it can be easy to forget about it. But HVAC tune-ups are the best way to ensure your system will run smoothly all season long with no surprise breakdowns. We’ll … Read More

5 Ways to Save On Your Heating Bill This Winter

It’s winter in Iowa and the utility bills keep climbing. Here are some tips you can use to save energy in your home this winter: 1. Lower Your Thermostat Lowering your thermostat by just a few degrees can help you … Read More

7 Steps to Take Before Turning on the Heat

The days are getting rainier, chillier, and darker sooner–fall is here, and winter is just around the bend. Before you spin the dial on your thermostat clockwise, make sure your space is ready to host a warm and cozy environment. … Read More

How to Tell if Your Furnace Is Overheating

The weather in Des Moines has been so mild this year that perhaps you’ve hardly had to run your furnace at all. Nevertheless, your furnace could still overheat. But most modern furnaces have a built-in safety shutoff when the unit … Read More

Emergency Heating and Cooling Service in Des Moines

Sometimes your furnace breaks down in sub-zero temperatures. Other times you wake up sweating because your air conditioner stopped running in the middle of July. In Des Moines, we have the fortune (or perhaps misfortune) of experiencing a wide spectrum … Read More

Common Causes of Furnace Repairs in Des Moines

It always seems like the furnace breaks down on the coldest day of the year. Furnace repairs are inconvenient, and in some cases they can be expensive. The most common causes of furnace repairs, however, are usually preventable. While it … Read More

What’s the Best Temperature for the Thermostat?

With the brutal summers and winters we see in Des Moines, nothing causes household division like the fight over the perfect thermostat temperature. Some prefer colder temperatures to walk around the house in a sweatshirt and slippers regardless of the … Read More

How to Keep My Air Conditioner from Freezing Up

Des Moines has been experiencing record heat this summer. While jumping into a pool of ice may sound appealing to escape the heat, you can cool off much more efficiently by keeping your air conditioner from freezing up. How to … Read More

Why Does My Air Conditioner Smell Bad?

Have you found yourself wondering why your air conditioner smells bad lately? It is common for your unit to have a slight odor when switching between heating and cooling seasons. A persistent, musty smell, however, could indicate a problem with … Read More

Common Air Conditioner Problems: Mechanical Issues

Our first blog post described common air conditioner problems mostly relating to the comfort level in your home. This second part explains common mechanical issues you may experience with your air conditioner. While there are certainly actions homeowners can take … Read More

Common Air Conditioner Problems: Inadequate Cooling and Airflow

Des Moines homeowners: We’re launching a two-part blog series addressing common air conditioner problems. Most of these problems are easy, quick, inexpensive fixes. Some, however, may require a professional HVAC technician to diagnose and repair. Try out the tips in … Read More

Why Is My Furnace Blowing Cold Air?

Spring is getting closer, but there are a few days of winter weather clinging to the forecast in the upcoming weeks, which means your furnace needs to be fully functional. Have you noticed lately that your heater is blowing cold … Read More

4 Tips for Selecting a Room Air Conditioner

Living in Iowa, we get the luxury of fully experiencing all four of our seasons. Our winters are cold so we constantly have to heat our homes and the summers are hot requiring us to use our air conditioners. While … Read More

Your Des Moines Air Conditioning Tune-Up Checklist

You may not be thinking about using your air conditioning mid-February, but to ensure your cooling system runs as efficiently as possible during the summer months, our team at Lenz Heating & Cooling advises that your Des Moines HVAC system … Read More

Why You Should Humidify Your Home this Winter

Although winter doesn’t officially start for another three weeks, the cold weather has already struck here in Iowa. With the furnace heating your home with warm, dry air, the moisture levels in your house are probably too low. It’s true … Read More

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