Why in the hell would you put a filter that lasts 1-2 months in front of a filter that last 6-12 months. What is that 1" filter going to catch that a 5" filter won't. All you are going to do is restrict airflow quicker.
A forum community dedicated to Do it yourself-ers and home improvement enthusiasts. Come join the discussion about tools, projects, builds, styles, scales, reviews, accessories, classifieds, and more! Helping You to Do It Yourself!