Quote Originally Posted by fish_4_all View Post
It is a special ceramic/polyurethane, (not sure which one) material that is made so it has thousands of micro pours in it so air can go through and powder can not. I have seen the material for sale by itself but it is by far the most expensive part of a fluid bed.

I don't know of any way to make your own.
Plus is only come in sheets (don't know how big) however TJ's is very reasonable and if you don't want to pay that I suggest you just do the coffee filter thing others do with home made units.

Try buying them from the makers of the paint at something about $13-$15 ea.

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