WANTED Back Shelf Panel

A previous owner has done a complete bodge job when they cut a hole to get to the fuel level sender. Want to repair it properly and was wondering if anyone had a piece of ridged shelf panel lying around. Looking for a minimum size of 35cm across by 20 cm long.
Steve

 

I miiiiight have. Ill check and get back to you

 

Yeah i have some. Not a great deal of it though. Ill post a pic tomorrow if i remember.