Date: 08/12/2009 Views: 8515
Date: 07/19/2007 Views: 4679
Date: 11/27/2007 Views: 10935
Date: 08/23/2023 Views: 784645
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.