The same as this one: http://www.amazon.com/gp/product/B005DTDOG0/ref=oh_o01_s00_i00_details
Looks like the standard 3,000 RPM 85 CFM with the standard impeller blades
This one is a bit cheaper
http://www.cshincorporated.com/product_info.php/products_id/3462
However my stove uses the larger impeller blades and mount so this is the one I uses.
http://spaplaceinc.com/proddetail.php?prod=250-00538