D7 FEP Stretcher

A possibly useless part for the Wanhao D7 printer. I always have the issue with my FEP not being stretched as tight or as evenly as I would like..or after a while it loosens a bit.

I saw something similar for a different setup but I can't find the reference for it now...

So the theory here is this presses the FEP firmly down, stretching it slightly and evenly over the raised LCD Glass...basically just what the Vat is supposed to do I think. Using this the vat sorta floats and is used to