Date: 05/26/2004 Views: 4125
Date: 05/31/2009 Views: 7291
Date: 07/29/2007 Views: 4362
Date: 08/23/2023 Views: 803993
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.