I received your inquiry through the Question and Answer Feature of Staples.com and I apologize for I was unable to answer you directly. I believe this may be a question that the manufacture will have to research further, please feel free to contact the mfg at: Soleus International (888) 876-5387 .
The unit Body Dimensions are : 14 5/8 X 7 X 19 3/4 Inch (WXDXH)
Package Dimensions: 15 3/4 X 8 1/4 X 22 Inch (WXDXH)
Answered on 4/8/2011 by Laura B from Staples