Date: 07/25/2009 Views: 4481
Date: 10/09/2010 Views: 7694
Date: 06/09/2007 Views: 10925
Date: 08/23/2023 Views: 693422
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.