Gooch, Curt2014-07-162014-07-162002-05-01https://hdl.handle.net/1813/36972Tunnel ventilation for dairy barns is a technique proven to overcome summer time ventilation challenges that exist in many tie stall and freestall barns. With a tunnel system, fresh air is drawn into a barn through an open endwall by a slight negative pressure that is created by operating exhaust fans (called tunnel fans) mounted at the opposite endwall.en-USfacility designdairybarntunnel ventilationarticle