I see a couple of practical ways to perforate the PE sheets.
One is to use a spiked roller with the material laid out on a flat surface. Something like this might work if it is capable of...
Type: Posts; User: wisenber
I see a couple of practical ways to perforate the PE sheets.
One is to use a spiked roller with the material laid out on a flat surface. Something like this might work if it is capable of...