On 8/19/18 8:59 AM, Andy wrote:
Is there a way to unwarp a piece of 20 x 20" piece of 1/8" inch thick piece of plywood.

I trying wetting one side and weighing it down with weights.

Thanks,
Andy

What about gluing it to a sturdier piece of 1/2" or so? You'll
need a stronger
piece for a door anyhow.