Set mine up today in pull pull config and I'm sure as hell not gonna take it apart again to find out if I was wrong.![]()
.... with no gap in between (just like the first fan).

I might remove it and re-seat it though because I buggered up applying the thermal paste - tried to spread it like it says on the instruction card instead of applying my normal grain of rice sized blob in the centre and letting the pressure spread it out for me.