It was tube PVC drilling holes on the side of the 20 holes, and put a small tube PVC came into the pre-drilled holes in the glue between holes, we use the box at the bottom of the crate, and then drill the holes on the top, and any modifications, you can enter the pipe.By the end of the line with a water pump that has a small tube on the top in a small cup with a sponge and vegetables, peel off the cord of the pump, and then connect it to the timer.
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