Date: 11/01/2009 Views: 4731
Date: 06/07/2008 Views: 6477
Date: 11/09/2010 Views: 5591
Date: 08/23/2023 Views: 705247
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.