Download latest gparted.iso and extract to /var/www/html/iso/gparted
In your FOG web management —goto – FOG Configuration – iPXE New Menu Enrty – Create New iPXE Menu Entry(copy & paste)
Menu Item: Gparted
Description : Gparted Live
kernel http://${fog-ip}/iso/gparted/live/vmlinuz vmlinuz boot=live config components union=overlay username=user noswap noeject ip= vga=788 fetch=${fog-ip}/iso/gparted/live/filesystem.squashfs
initrd http://${fog-ip}/iso/gparted/live/initrd.img
boot