Quote:
Originally Posted by WmJSheffler
Does anyone have experience installing and using this “system” ( https://rvairflow.com/) on their Coleman Mach 3 Plus AC units? My objective is to get some performance increase in my Axis coach. My understanding is that the factory installed system is good for at best a 20 degree differential. I am currently getting no more than 15.
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This is the one inch filler I had to add for the cold air return.