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MN Renovator · 01-14-14, 10:43 PM

I like this sort of duct sizing chart
http://i546.photobucket.com/albums/h...INGCHART-1.jpg

When I get access to a table saw to cut the wood for a collector, I'm going to use 6" R8 flex but I am thinking about adding additional insulation to the duct run, probably an XPS box waterproofed the best I can.

01-14-14, 10:43 PM	#12
MN Renovator Less usage=Cheaper bills Join Date: Nov 2010 Location: Minneapolis, MN Posts: 939 Thanks: 41 Thanked 116 Times in 90 Posts	I like this sort of duct sizing chart http://i546.photobucket.com/albums/h...INGCHART-1.jpg When I get access to a table saw to cut the wood for a collector, I'm going to use 6" R8 flex but I am thinking about adding additional insulation to the duct run, probably an XPS box waterproofed the best I can.