I had always been interested in the difference between swimming pool filters as well as air conditioning or heating filters, then really, there is not much difference. Both perform the same work. The heating, ventilation as well as A/C filters catch all the dust, grime as well as dander going through your air ducts. While the swimming pool filters grab all the dirt as well as junk that falls into the swimming pool, but not sure why I wanted to think the difference, although I did! I suppose it was because my young child really asked me about filters the other day. I easily did not have an answer, although I used our heating as well as cooling plan as an example. My child had l acquired about filters in math class of all sites. When I was young, both of us were not taught anything about air filters, air quality or anything having to do with heating as well as cooling. If you wanted to think anything about heating as well as cooling, you had to go to the local Borders. Either that, or, you had to ask a certified heating, ventilation as well as A/C specialist. Most children have no interest in heating, ventilation as well as A/C. So, I am not sure what that has to do with math class. But these mornings, it would not surprise me if they ended up having a heating as well as cooling class in middle school! Heating as well as cooling seems to be a popular subject these mornings. It seems everyone is either talking about upgrading their heating, ventilation as well as A/C. Either that, or, they are talking about air quality within homes as well as buildings. It’s an unusual world both of us live in this week.