Those cardboard pieces have a metal strip towards the door. Screws go through this strip and the cardboard into the side of the car. I think that you would need to install them before the carpet since you don't have access to the screws one the carpet is installed. I don't have the metal strip in front of me but I seem to recall a groove for the edge of the carpet to slip into. There is also a tubular piece of rubber covered in vinyl that is attached there also.
There are 'cardboard' panels with the levers for the floor heat vents. I
> can't remember how they are installed. I'm guessing I glue the carpet to
> them first, then some how the get attached, maybe glued to the car. >
> Any ideas, sites, photos?
>
> TIA,
> Mel
>
> 77 Revived Bug & 70 Ghia (being re-assembled)
>formatting link
> PARTS FOR SALE:formatting link>