Posted 9/7/2006 10:53 (#42067 - in reply to #41936) Subject: RE: Bunker silo conversion to grain
SW Mn
We just ran one 15" down the middle on our 30' bunker. Was told by a University ventilation expert to not use vacuum because you would have very little if any air moving on the far end of the tube.
We did some landscaping around our bunker so the water could get away from the walls.