You are not going to get the volume of air through 2" ducts to do the
job. There are some high velocity A/C units for homes with existing hot
water heating systems, but they tend to be noisy and they are not intended
for heat distribution. I would also guess they are less efficient.
Sizing of ductwork has to be based on the needs of the heating/cooling
system, not the convenience of a basement remodel, unless you want an
Joseph E. Meehan
26 + 6 = 1 It's Irish Math
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