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Old 10-26-2012, 09:39 AM   #6
Bigsky3625's Avatar
Join Date: Aug 2012
Location: Western WA
Posts: 94
Thanks for the information. I thought it might be some kind of air return. It is odd that the furnace pulls from inside the trailer with all the air that is in the undedbelly. Oh well. Just wanted to make sure this was normal. Appreciate the knowledge sharing.
2012 Silverado 3500 Duramax 6.6L Diesel
2012 Big Sky 3625RE, 17.5" hi-spec wheels, GY G114 tires, TST 507 TPMS
Two Field Bred English Springer Spaniels
One Wife

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