One word superlative this and 3M filters are manufactured for exceptional quality and performance.

It did seem to help my allergies better than regular filters

it is Built well and traps a lot of dust you can see from the color

I by this because it's easy to install and works for all of our needs.

This air filter is so worth the price. It is easy to find and always in the size I need

Have used these higher level filtration filters for over 4 yrs with fantastic performance.

These are very good quality filters. I have been using these filters for years.

Filter is much better than the old thin filters. Works for six months very efficiently.

Excellent air filter to keep indoor air fresh and healthy.

Been buying Filtrete filters for 2 years. Keeps household dust down to a miminum.