air conditioning?
Alfredo r asked:
why when installing air ducts for air air conditioning in a house do they have to be lifted up off the ceiling
Carina
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why when installing air ducts for air air conditioning in a house do they have to be lifted up off the ceiling
Carina

February 5th, 2009 at 3:02 am
yes so they can insulate under them.
February 6th, 2009 at 7:00 am
Reduce noise from the duct conducting through the frame of the house, and yes to insulate them, i hope they are insulated otherwise your gonna have a nice condensation mess.