You'd have to be printing a lot of decals to justify that sort of capital expenditure. You can order decals from such places as
Draw Decal, who does have the ability to do white as well as single sheets with a resonable turn around time.
Gerald "Hawkeye" Voigt
http://www.hawkeyeshobbies.com
http://hawkeyes-squawkbox.com
http://imagesbyhawkeye.com
Its not the workbench that makes the model, it is the modeler at the workbench.