Date: 12/31/1969 Views: 2822
Date: 10/25/2009 Views: 2294
Date: 11/17/2010 Views: 11410
Date: 08/23/2023 Views: 100298
Date: 05/23/2007 Views: 536396
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.