Date: 07/29/2007 Views: 4923
Date: 03/17/2008 Views: 6511
Date: 06/12/2010 Views: 12605
Date: 08/23/2023 Views: 770914
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.