Sorry I don't have an answer for you but I'm also looking for a new cover and found six different ones at one website alone.

http://www.poolsupplies.com/cgi-bin/...em_covers.html
http://www.poolsupplies.com/cgi-bin/...em_Covers.html
http://www.poolsupplies.com/cgi-bin/...em_Covers.html
http://www.poolsupplies.com/cgi-bin/...em_Covers.html

Maybe someone who has experience with some of these covers can comment on the different models?

If this is a heat shrink cover, it may be something to consider!!

http://www.poolsupplies.com/cgi-bin/...&preadd=action

Good luck, Jim