how do i fix my sub that is ripped?... not the foam part but the middle.

[okcity]

how do i fix my sub?.... surrounding foam is ok but the mid section and showing creases that is about to tear ... do i use some special glue ?? please help

[treadburner]

pics?

[okcity]

there isnt an actual rip but a crease on the mid section.... my other sub had the same ccrease b4 it ripped.... does anyone know wat kind of glue to use to hold this together?

[72 chevy van]

i use this http://www.parts-express.com/pe/showdetl.cfm?Partnumber=340-076 works fine for me.