thanks for that.
Antec SOHO 1040B, 400W PSU; 4 fans, 2 for PSU, 1 for CPU, 1 for Videocard (all in wonder 8500)
the case is located between the windows and the *famous door, there is not much stuff around the case, except pc desk and cable modem.
but I have no idea about the temp. in the room.