Originally Posted by John Knapp:
pennsyfan:
... The 3/16 foam board translates to a little less than six inches and that is just about right. ...
1/4" = 1 foot... The 3/16 foam board translates to a little less than six inches and that is just about right. ...
1/8" = 6 inches
1/16" = 3 inches
3/16" = 9 inches