Date: 08/13/2006 Views: 7253
Date: 01/21/2009 Views: 7055
Date: 03/04/2004 Views: 11432
Date: 08/23/2023 Views: 820384
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.