merv rating Archives - Ernst Heating & Cooling

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MERV rating

What Is a MERV Rating for Air Quality?

Not all air filters are the same. Understanding MERV ratings can help homeowners decide which air filter is right for them. Read more at our blog.  

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Air Filters Do a Lot for Your Indoor Air Quality: Understand How

Most southwest Illinois residents understand the benefits of A/Cs and furnaces in controlling air temperature in homes, apartments and businesses but not everybody realizes the positive effect that air filters can have on indoor air quality. Even those that do may be unsure which air filters to purchase when it comes time for replacing a

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Air Purifiers: How They Combat Bad Air In Your Metro-East Home

Improving indoor air quality is possible, especially if you work with an expert to carefully evaluate air purifiers, choosing a system with the right technology to attack contaminants that exist in your indoor air. Therefore, it’s important to know what pollutants may lead to bad air, and which contaminants, if any, may be causing respiratory

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Air Filter Technology Can Be Confusing: An Expert Can Help You Choose The Right Ones

If you’re looking for improved protection for your HVAC system from dirt buildup and indoor air that’s free of contaminants, looking at the air filter in your furnace (or heat pump or air conditioner) is a step in the right direction. In many cases, the air filter installed in your furnace is likely the style

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Our Best And Easiest DIY Tip: Keep Your Air Filters Fresh

Here’s an easy way to extend the longevity of your heating and cooling system, improve your indoor air quality and control your utility bills all at the same time: Replace your air filter regularly. Filters don’t work as designed when they get dirty.  A dirty filter inhibits air flow and prevents air from circulating well. 

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