Date: 06/12/2012 Views: 4352
Date: 09/21/2010 Views: 1887
Date: 11/04/2007 Views: 4316
Date: 08/23/2023 Views: 161727
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.