cold air return

10-13-2011, 07:23 PM	#1
nottohandy Newbie   Join Date: Oct 2011 Posts: 1	cold air return can I use six inch flexible pipe in crall space

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10-13-2011, 07:29 PM	#2
JJboy Member     Join Date: Oct 2010 Location: Austin - Texas Posts: 1,402	cold air return Size doesn't matter....you need to know how to use. LOL __________________ **Always kill the power ** Hot air rises, but heat will always move from higher to lower temperatures. ** Real man shoot in manual. ** If it ain't grounded, it ain't dead.

10-14-2011, 04:44 AM	#3
beenthere An old Tradesmen   Join Date: Oct 2008 Location: PA Posts: 18,635	cold air return How far of the floor/ground will it be. You can use it, but if it sits/lays on the floor, it could become brittle(the outer sheathing) and crack.