Outer Limits 4x4 Board

i have done a search and i am still trying to find a 6" thermo fan.... davies craig only got to 7.5" and SPAL thermos only go to 6.5"......... anyone know where i can get a 6" thermo from?

cheers
Muss

hmm you could look at pc case fans in 120mm, but not sure how they last

aren't the fans on permacool brand oil coolers 6"?