The filter appears to be more expensive than comparable products from other suppliers. I have no way of knowing whether the additional cost buys better performance. The other filters rated in this class are about 40% less costly.
These filters work far better than the ones I used to get in the store. They last longer, and filter far more out of the air. My wife has a lot of allergies so we need something that gets rid of as much of the dust and pollen in the air as possible. It's a noticeable difference.
Perfect fit, First impression of quality is very good based on look and feel, and Made in the USA is a very PLUS; Let's promote more "local" business and hopefully decrease world-wide shipping when we can avoid it.Ordered custom sizes because of specific application