HVAC Systems and What They’re All About

As many local residents in Huntsville, Alabama might already know, temperatures in the region do tend to fluctuate. With boiling hot summers and pleasant to cool winters, temperature regulation within the home or a commercial space can be a bit of a task.

This brings us to HVAC systems. In a nutshell, HVAC systems are temperature regulation systems that allow for both the functions of cooling and heating as well as air quality control. For those unfamiliar with these systems and how they work, we’re going to get into some basics.

HVAC Components

Your HVAC system is comprised of units both outside and within the home. We’re going to elaborate on some of the key components within the system.


This is an important part of your HVAC system. It allows you to adjust and manage temperature settings and is also responsible for automated regulation of the same.


One of the largest parts of the system, the furnace is responsible for heating. Your furnace’s heat source may be changed depending on what form of energy you prefer. Solar power is an option here.

Evaporator Coil and Condensing Unit

These two work side by side to cool air. The condensing unit contains refrigeration fluid that evaporates when pumped into the coil allowing for fast cooling.


The vents are what transport the cool or warm air to wherever you need it in the home or commercial space in question.

Available Systems

Your HVAC installation service provider will probably offer you a range of options by way of HVAC system specifics. We’re going to give you a breakdown on some of the options available to you and what they’re about.

Heating/Cooling Split System

This is the most basic kind of HVAC system available and comes complete with duct work et al. These basic systems however are available with various modifications including air purification options.

Duct-Free Splits

These systems are pretty much as simple as the ones above if not more so. As the name implies these systems comprise of singular outdoor units connecting to an indoor fan where the heating and cooling is required sans any duct work.

Zoned Systems

These are brilliant for both homes as well as commercial spaces. Zoned systems comprise of basic split systems with an added zoning feature. The way this works is that multiple thermostats are installed each responsible for a different space or division. This way heating or cooling can be done according to need thus saving energy.

Other Features

There are additional system features that you could enquire about some of which include humidity control, air purification and more. Further, systems can also be chosen by size or space so make sure you discuss system size options with your HVAC professional!

Bottom Line

You can ask your HVAC system service professional for more details on what systems would suit your needs best. If you’re looking for HVAC system installation or services in the Huntsville, Alabama region, we’ve got you covered!

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