best MERV rating for home

Does a 1-Inch Media Upgrade to the MERV 13 Standard Create a Valid Healthy Home Air Filter?

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A four-step instructional infographic titled "VALIDATING YOUR MERV 13 AIR FILTER UPGRADE" about properly assessing and implementing a home air filter upgrade.

A customer called us last month about a 1-inch MERV 13 filter he’d installed three weeks earlier. His air conditioner was cycling every ten minutes, and the bedroom at the end of the hall felt stuffy. The filter was the correct size. His system was installed in 2003. The math didn’t work. Here’s the good … Read more

16x25x4 Air Filters MERV 8 vs MERV 11 vs MERV 13 Comparison Guide for Better Indoor Air Choices

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A horizontal infographic serving as a 16x25x4 Air Filters MERV 8 vs MERV 11 vs MERV 13 Comparison Guide for Better Indoor Air Choices. It uses 3D filter graphics to illustrate differences in particle capture (from large dust to viruses) and airflow resistance for each rating, branded by Thermix HVAC.

Choosing the Right 16x25x4 Air Filter for Your Home Needs When homeowners ask me which 16x25x4 filter to buy, the first thing I tell them is this: the MERV rating matters more than the brand. I have reviewed enough filter setups to know that picking the wrong rating causes real problems. Either you are under-filtering … Read more