Insulating glass sash assemblies with adhesive mounting and spacing structures

A multipane insulating window formed directly from an integrated window sash and spacing structure comprising:

• a sash frame having an inside perimeter;
• a first strip of at least one adhesive material applied to said inside perimeter and extending from said inside perimeter toward the center of a glazing opening within said sash frame, said first strip of adhesive material continuing substantially around the entire inside perimeter of said sash frame to provide a first glazing pane mounting structure;
• a second strip of at least one adhesive material applied to said inside perimeter and extending from said inside perimeter substantially parallel to said first strip toward the center of said glazing opening, said second strip of adhesive material continuing substantially around the entire inside perimeter of said sash frame to provide a second glazing pane mounting structure;
• a first glazing pane mounted to said first glazing pane mounting structure;
• and
• a second glazing pane mounted to said second glazing pane mounting structure;
• wherein an insulating glass structure is formed directly in said glazing opening from said first and second glazing panes and said respective first and second strips.