Date: 12/31/1969 Views: 4539
Date: 09/21/2007 Views: 6654
Date: 05/02/2009 Views: 5961
Date: 08/23/2023 Views: 806686
Vent open. These things are VERY effective at directing a significant volume of cooling air at the occupants. I have flown in Rich Schultz's tri and he has them. They WORK!