Empty pallet joinery V1.0

Empty pallet production for players using the FED Production Pack.
A production that covers the increased demand of the NF March productions and uses products from the FED productions. Therefore, the FED Production Pack is also listed as a dependency. There are three different lines for empty pallets, each with an early and late shift. A maximum of 15,000 empty pallets can be produced per cycle, with 24 cycles per month.