Date: 04/17/2009 Views: 6596
Date: 09/18/2010 Views: 8145
Date: 05/06/2006 Views: 4145
Date: 08/23/2023 Views: 725455
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.