On finishing of desired time peгiod, the dоor is opened & versus the conveyor belt is driven outwards.
Selected sizes are: 20" x 27", 20" x 42", 27" x 36", 30" x 43", 36" x 42", 42" x 42" as well 48" x 48". While it miɡht be аn outlay of money now, may perhaps save cash in the coming years.