I thought I had a pretty good plan when I told our husband all of us could save money by buying cheaper air filters. She asked if it was safe to do something prefer that, & I just told his any type of air filter should be good for the Heating & Air Conditioning system; My rationale was that if they were in the supplier of making air filters, why wouldn’t they be good for the Heating & Air Conditioning system? So all of us used the cheaper air filters for the course of a year before all of us decided that enough was enough. I genuinely didn’t realize that all of us would have such disappointing air quality in such a short amount of time. On top of that, all of us ended up experiencing some dire Heating & Air Conditioning plan troubles, but the Heating & Air Conditioning specialist said it was because of the cheap air filters all of us were using. They said all of us were increasing them often enough, but the air filters were not good at protecting the inner workings of the Heating & Air Conditioning system. There was all kinds of dirt & grime getting into the components & causing destruction. I realized that I had made a pressing mistake by switching to the cheap type of air filters. While it may have saved myself and others a small amount of money at first, in the long run it cost myself and others a small fortune to fix everything with our Heating & Air Conditioning system. If you are thinking about using cheap air filters, you easily should know again. Trust me, I would not have gone for the cheap air filters if I knew they were going to cause destruction to our Heating & Air Conditioning system.