I ordered mine from http://www.dultmeier.com the part number is KA620WD-4 and it is 3.66 per foot. My total was 46.90 for 10"

http://www.dultmeier.com/search.asp?...aflex%20Blower

Rather then mess with ordering online I just called them up. Took 4 buisness days to get here from IA