This may have been covered in a previous thread, but what is the roadblock standing in the way of heavier weight PV fabrics? Is it just the fact that no one produces the thread in that weight? If that is the case, is the thread not available because of a perceived lack of demand? Why the difficulty in getting specific colors? Sorry to ask so many questions, but it's an interesting conundrum.

NC has a rich textile heritage that has been dying out. I've told family friends who own a small cotton mill that there's money to be made in "niche" markets, like tartan production, but nothing's caught on in the state that I know o.

Cordially,
David