Date: 09/03/2010 Views: 4974
Date: 11/19/2006 Views: 5590
Date: 08/09/2007 Views: 4655
Date: 08/23/2023 Views: 804060
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.