prusa i3 mk2 fan mods

at the moment just messing trying to get several things to mesh together..

mk2 done.. with a 5mm spacer on the hotend fan duct I think this will now fit . printing a test piece now and i have a 40x40x20 high output ,silent,fan to go on it..

OK this is mounted and working, printed it in ABS and it uses just the single screw from the original fan. You need to cut off the bottom of the hot end cover but now not only do i have cooling from both directions but I can see the nozzle clearly which