Not sure if this counts as a hot deal or not, but ATS Acoustics has free shipping on their panels currently. I have some and they are pretty good for the money. I haven't seen them have any sales in the last 6 months or so, this might be about all they do, but every little bit helps-
http://www.atsacoustics.com/cgi-bin/cp-app.cgi?pg=storepolicies