>
>
> > You should be able to find 1/4" MDF, just mask the unused MDF.
> >
>
> If I understand him correctly he was wanting a backer board to protect the
> table top but also wanted it to have air flow for the vacuum to hold down
> the board. I don't think that your going to get much air flow thru what I
> call MDF of any thickness. Maybe the Masonite Hardboard Peg Board material
> would do what he wants.
>
> Ben
>
> Yeah, I wondered about that when I first read this thread too. What I know
as MDF definitely will not let air through. It's pretty dense stuff. The
only thing that would probably go through MDF is water, and once that
happens, you wouldn't have MDF anymore - just some kind of soupy puddle.
Andrew
>
>
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