[quote=soul23;#3557783;1272779517]HDD fans are so cheap in cdrking[/quote] Just looked and visited most the shops and computer centers here in Lucena, no luck. The computer already has 6 fans. Anyway, nobody in our area sell HDD exhaust fans or HDD heat sinks. [quote=bobcbar;#3557906;1272788225]I would be more worried about the CPU or hard drive overheating than a the dust[/quote] CPU is only 36% to 43%. Anyway, dust + electricity = fried dust and soot. So dust isn't ideal either, specially if you want to keep your motherboard alive a long time.