The IQ Air is supposedly one of the best, and comes in many different versions to best suit your needs. The other day we noticed that one of our filters needed to be changed, this is the first time we've had to change so we had no idea what to expect.
Here are the photos of our filter - it's truly disgusting. I'm glad none of this stuff made it's way into my lungs but who knows what else I've ingested that didn't make it into the air filter.
