D5S Fan Housing with air deflector

See my MK2 version.

http://www.thingiverse.com/thing:693572

MK1 info:

I had made a simple air deflector (blue bit in pics) that fitted to the original fan housing of my D5S and it worked very well at stopping the temps dropping when the fan was on eliminating the need to insulate the hot end.

I saw a new fan housing from ElBertie and printed it out as it centralized the fan to the nozzle.

I immediately had temp drop problems so I fired up SolidWorks to create my own fan housing wi