Doble Glassed Window

Hi. I´m Fernando... I just have some question about the doble glassed window... I´m going to build a 2.5x1(h.)m doble glassed window... so I need to know the separation between the glasses... the windows are 3+3 & 4+4... laminated both... and the angle of degree of one of the glasses... If anyone can help me... I´ll very preciated... if not... I´ll very preciated too! Fernando Musarra AWS