Sometimes it's not always the air conditioner that's the problem.<br /> I find that the number one problem in the HVAC field is an air flow problem.<br /> In this video I find that we have a little bit different circumstances.<br /> I believe flex is more of a commercial application use Type of duct work.<br /> I don't really like seeing this type of duck work in crawl spaces or in crawl spaces or in attics.<br />...<br /><a href="https://www.youtube.com/watch?v=67SQBJvuPUg" target="_blank" rel="nofollow">https://www.youtube.com/watch?v=67SQBJvuPUg</a>