Date: 02/27/2009 Views: 2859
Date: 08/08/2010 Views: 5037
Date: 06/02/2009 Views: 3030
Date: 08/23/2023 Views: 92779
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.