17.75" x 27.75" Rectangular Supply and Return Transition for 102 thru 150 models Heat Pump with FD11-135-185" RTD11-135-185 Diffusers""
Cat # : 12X66
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|Minimum Order Quantity||0.0|
|Base Unit of Measure||Unit(S)|
|EAN / UPC||66255149159|
|Gross Weight||49 LB|
New Catalog #'s12X66 was replaced by