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Frequently Asked Questions

What MERV rating is best?

Here at FilterTime, we recommend a MERV rating between 8 and 13 for residential use. Air filters with a MERV rating of 8 are good standard filters, ones with an 11 MERV rating are better due to the additional protection from pet dander, and filters with a rating around 13 are the best because they reduce...

What is the best air filter for home?

True HEPA (or High Efficiency Particulate Air) filters provide the best filtration for your home by removing up to 98% of air pollutants from your home. They have a MERV rating between 17 and 20. However, they can only be used in a whole house filtration system or a standalone air purifier.

What is a MERV rating?

A MERV rating chart shows a numerical value. The range is from 1 (lowest efficiency) to 20 (highest efficiency). MERV stands for Minimum Efficiency Reporting Value. This is an industry standard rating system.


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