Date: 05/05/2004 Views: 3628
Date: 12/29/2006 Views: 5194
Date: 10/09/2005 Views: 4095
Date: 08/23/2023 Views: 725976
Old 1/4 in (6.4 mm) vent on the top. Totally inadequate for the job. New 3/8 in (9.5 mm) vent on the bottom.