3M Filtrete 16 in. W X 20 in. H X 1 in. D Pleated Air Filter

from John C

First of all, the design is poor. The reinforcing supports are on the "upwind side" of the filter, which means the airflow would be trying to pull the filter off the supports. Almost all other manufacturers put the support on the "downwind side". Also, I bought the 12" X 12" filter which is so ...

from Mapper

Conventional reinforcements are found on the outgoing side of the filter where any element failures are likely to be held in place by the reinforcement. Filtrete basic has "plastic" reinforcement on the incoming side of the filter element. This may have worked okay in the lab but I am concerne...

from Simon17

I bought these filters at Lowes looking at them and seeing the air flow arrows they look backwards because the air filter supports are facing intake, never seen that before.This AM WOKE TO A whistling sound coming from intake, not happy. I AM taking them back.

from Essie

I always purchased the 3 pack Filtrete Basic Air Filters, but recently they changed the wire coils that wrapped throughout the filter with what looks like plastic thin strips that don't look secure. Sure enough, they aren't very sturdy. I had to replace 2 in one month due to bending in the cardbo...

from JBord89

I purchased 20x30x1 filters for my 2 HVAC systems and tried to install them in factory manufactured return air grills. I removed the old 20x30x1 hardware store branded filters and attempted to install the new Filtrete basic ones. They were so tight I had to force them into the opening causing th...