Overall, the best MERV rating for a home is between 8 and 10. These filters will capture a large part of the particles in the air and improve the interior. A MERV rating of between 6 and 13 generally meets the needs of most residences. This range offers a good balance between air filtration, airflow and affordability.
If you select an air filter with a MERV 13 rating, it can last up to six months before you need to replace it. When it comes to oven filters, our recommended MERV rating ranges from 6 to 8 to strike a great balance between maximum oven efficiency and home comfort. In most cases, a MERV 11 air filter isn't too tall for residential use. Generally speaking, anything under a MERV 13 air filter should provide very efficient air purification in a home without affecting airflow.
Meanwhile, air filters with a MERV 14 rating or higher are designed for commercial HVAC systems that can handle the coarsest filter material. Finer particles will have no problem passing through a fiberglass filter, and those that are larger will filter less effectively than with a pleated filter. Raising just three levels of MERV rating can be a smart move that makes air cleaner or a detrimental option for your entire HVAC system when considering MERV 8 versus MERV 11 airflow capabilities. Unlike other scales, which emphasized the need to increase the number of particles passing through an air filter, MERV was designed to offer a balance between particle filtering and energy efficiency.
In general, air filters with higher MERV ratings remove a higher percentage of contaminants in the air and, therefore, improve the indoor air quality of your home. This type of filter uses static electricity to collect large and small particles that travel through the filter. With fast shipping and very competitive prices, along with a large selection of filters suitable for every need, you will find the right filter for your home. The reason the pressure drop is so low for a fiberglass filter is because it is extremely porous and, as a result, ineffective at filtering. Since the MERV rating system is standard, it makes it a little easier to compare filters with different MERV ratings. A MERV rating is important because it helps you understand the effectiveness of an air filter so you can choose the right one for your particular needs.
If someone has an allergy or respiratory problem, choose a MERV 11 air filter or even a MERV 13 air filter. One of the best ways to determine which MERV rating you should use is to compare the options side by side. For example, some large retailers use the Filter Performance Rating (FPR), which ranges from 1 to 10 and measures a filter's ability to capture large and small particles. Choosing the right MERV level for your home or business can be tricky. It's important to consider factors such as cost, efficiency, and airflow when selecting an air filter.
To make sure you get the best possible performance from your HVAC system, it's important to select an appropriate MERV rating that meets your needs without compromising on energy efficiency or indoor air quality.