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Category Archives: Heating and AC Education

Air Filters

Air filters are essential components of your heating and cooling system. They help improve the quality of your home’s air and keep your system performing at peak efficiency. The most common filters are standard disposable cartridges, but advanced filtration systems and air cleaners are also available.

When to change filters

Standard, one-inch disposable air filters should be changed every three months. However, if anyone in your family...
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Replacing an Old HVAC System


Commercial HVAC System

Whether you have owned your business for years or made a recent purchase, it is time to take a look at the HVAC system. Over time, the systems have evolved to become more energy efficient and easier to use. This can be as easy as replacing the thermostats or installing a whole new system. Either way, an update of any kind can improve the quality of air in...
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How to extend the life of Your Air Conditioning System


Very often it may not seem important to us; however, taking care of our Air Conditioning System is very costly and can become quite a hassle. After it’s installed, you shouldn’t have to worry again, right? Well that’s what everyone likes to think, however, not servicing your Air Conditioning Unit is one of the main reason for system break downs 90% of the time.

Finding a Reliable AC Repairs Guy

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Adding Comfortable Humidity to your Home

Winter can be dry. And while it can be particularly humid in Nebraska, winter doesn’t often bring enough humidity for you or your family to be comfortable. Increasing humidity in the home will help not only dry skin, but also help relieve other problems associated with dry air like respiratory problems and sore throats. Dry indoor air is not only a problem because of the dry winter air, but also because of heaters. At A1 United, we can help assess your...
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Lennox Products for Omaha Heating and Air Customers

At A1 United Heating and Air, our Omaha HVAC service and installation professionals are committed to providing excellent service and products. All members of our team are equipped to service any type of heating or air part, no matter the manufacturer. But when it comes to new installation of heating or air parts, we prefer to provide our residential and commercial customers with the highest quality in HVAC. Lennox is one of our preferred manufacturers at A1 United. Their products and...
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