Mylar of all kinds

homefly.com:
2um thick clear mylar
32cm x 3m
2.2g/m2
2um = 0.08 mil
$6.75

Fan Fold Foam: some information

FoamFly has some good information on Fan Fold Foam, aka BluCore.  Some weight information:

White Foam-Core with the paper peeled off:	0.6 Oz/SqFt
Georgia Pacific BlueCor with the skin:	0.75 Oz/SqFt
Black Foam-Core with the paper peeled off:	0.8 Oz/SqFt
Amocor Green Foam with the skin:	0.95 Oz/SqFt
Owens Corning Pink, has no skin:	1.0 Oz/SqFt
White SturdyBoard with the Paper on:	2.0 Oz/SqFt

 dff