SSRS can not print on paper size 8.5 x 5.5 (half of A4 or Letter by portrait

Hi All,

I need to print voucher on dot matrix as well as laser printer where the paper size is width 8.5 inch and height 5.5 inch. i customise the size as mentioned. but when printing the report it's printing in landscape automatically. I try to create custom page on report server but can not accessible. we are using VB.net Application to print the report.

Please guide me how to print with paper size 8.5 x 5.5 as portrait. I am Using Report Builder 3 with SQL server 2008 R2.

Thanks in Advance.

Sunil Nair.