Quote:
Originally Posted by Dam Miller
Remove the cover on the air return and look at the duct (cell phone camera can help). Some have had problems with the duck collapsing. This was the problem I had right from the sales lot. I cut pvc pipe into sections and then pushed them into the ducts. No more collapsing.
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I noticed this also when troubleshooting mine. It appears that they applied insulation to the inside instead of the outside of the ducts. So where the are is sucking in the styrofoam insulation tightens up.
Please let me know if anyone has a fix before I do mine.