Date: 06/14/2007 Views: 4384
Date: 01/06/2009 Views: 5796
Date: 01/28/2004 Views: 5340
Date: 08/23/2023 Views: 703747
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.