Club 80-90 Forums

Please can anybody give me some helpfull advice on installing a window in the panel behind the drivers seat..have picked up a slider from fleabay and need assistance.(scared poopless that Im gonna F**k it up) I am in sutton ,south london and if anyone could oversee the job then beer would flow plenty

Also..is there a special panel in factory campers that fill the void after removing horizontal braces on panel ?