parker_307 :
place two fans in the front and one at the top and one at the back. get nzxts airflow series fans they provide good cooling and good arflow.
I cant get NZXT fans can you check out these:http://www.plonter.co.il/products_Results.tmpl?command=search&db=^catalog.txt&eqcategorydatarq=%E7%EC%F7%E9%20%EE%E7%F9%E1&eqdivisiondatarq=%F4%FA%F8%E5%F0%E5%FA%20%F7%F8%E5%F8&eqshelfdatarq=%EE%E0%E5%E5%F8%F8%E9%ED%20%EC%EE%E0%F8%E6%E9%ED&cart=14985091842795078&lang=heb&price_totalTYPE=num&price_totalsort=1&show=1
get any of thos remember 3 140mm fans and 1 120mm fan or you can go with all 120mm
Please not the Noctua ones