The report describes three shelter portable ventilators: a one-man pedal drive unit; a four-man pedal drive unit; a 5-horsepower electric motor-driven unit. These ventilators use 36-inch diameter propeller fans. Also investigated were the pressure loss characteristics of 36-inch diameter collapsible plastic duct to be used with these ventilators. (Author)
Shelter Portable Ventilation Equipment
1969
57 pages
Report
No indication
English