Nordic Pure 16X20X2M12 3 Pleated Condition Review

We have been using them for over 2 years. Then the packaging of the last box ordered was different. plain text. There are no flowers or a pure Scandinavian name on it. One of the filters in this box kept whistling like it was the wrong size and air was going through it. 2 out of 3 were ok. A few months later another 3-pack. The same problem, only this time 2 out of 3 whistle loudly when the device is running. Unacceptable. It looks like the manufacturer has changed or the quality standards have

I just received them today and they are completely unmarked it's very odd and very patchy I will probably return them. I bought MERV13 from NordicPure because I read that they don't have fiberglass and mask guides that recommend MERV13. But having a MERV13 label on the box isn't enough if the actual filters just show their size. I make face masks and I can't risk more of the unknown than I already have. The product description should state what they will look like when they arrive, they are…

I ordered these MERV 12's because they were supposed to arrive before the fires. I usually buy MERV 13 filters to deal with smoky air. I thought MERV 12 should be almost as good as MERV 13 for stopping smoke. nope! Not even close. The AQI on the outside is around 220, and with two 2" MERV-12 filters blown through the oven for 48 hours, the AQI on the inside is around 160. So definitely better than nothing. However, a 1 inch MERV-13 filter in a similar house a few blocks away lowers the AQI to…