Friday, August 12, 2022

Choosing the best square air filter

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Shreya Christina
Shreya has been with for 3 years, writing copy for client websites, blog posts, EDMs and other mediums to engage readers and encourage action. By collaborating with clients, our SEO manager and the wider team, Shreya seeks to understand an audience before creating memorable, persuasive copy.

Square air filters offer many benefits, including longer life and more efficient filtration.

One of the main advantages of using square air filters is that they last longer than other air filters. This is because their square shape allows less air to pass through the filter, reducing the need to replace them.

Square air filters are also typically more efficient at filtering out particulates, making them an ideal choice for those with allergies or asthma. However, choosing the best type of square air filter for your home can sometimes be confusing with the many different models and brands.

Here are some suggestions to help you make a better decision when selecting the best type of filter for your home or business.

Types of Square Air Filters

Square air filters are the most commonly used filter systems for residential and commercial applications. They are designed to filter the air before it enters your home or business, which can help keep the allergens, odors and dust.

Square air filters come in a variety of sizes, including oven size 20x20x1 air filtermedium 14x14x1 filter and so on.

You want to choose one that suits your needs. If you’re looking for a replacement for your existing square air filter, it’s easy to choose one of the same size.

However, if you are installing a new square air filter, it is essential to choose one that will fit snugly into your HVAC system and provide adequate airflow throughout your home or office space.

There are two main types of square air filters: permanent and single use. Each has advantages and disadvantages, but you can use them in both residential and commercial settings.


Permanent square air filters are heavy-duty materials that you can wash or reuse multiple times. They usually last 6 to 12 months before needing to be replaced, making them a more economical choice in the long run.

However, they require more maintenance than disposable filters and must be cleaned regularly to prevent the build-up of dirt and dust.


Disposable square air filters are made of paper or fiberglass and are designed to be used only once. They are a good option for people who don’t want to worry about cleaning their filters, but they are not as cost effective in the long run.

You have to replace these filters more often, usually every 1 to 3 months.

Square Air Filter Sizes

There are many different sizes of square air filters. The two most common 1-inch square air filters are:

  • 20x20x1 air filter
  • 12x12x1 air filter
  • 14x14x1 air filter

These are the sizes you encounter when visiting a home improvement store. These figures refer to the standard dimensions of the ventilation grilles in your home or business.

Knowing the two types of square air filters and the most common sizes on the market, you are now better equipped to select the right square air filter for your home and family.

Final Thoughts

So there you have it with all that information. Choosing the right square air filter for your home or business should be easy.

First you need to look at the size you need and not just the square footage you need.

Second, you also want to make sure you choose the right type and try to find out more information about them if necessary. By choosing the right square air filter, your HVAC system run at peak performance.

Hopefully this article has helped you understand the importance of square air filters in your home.

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