Date: 04/16/2013 Views: 69579
Date: 05/15/2008 Views: 5313
Date: 10/25/2009 Views: 7951
Date: 08/23/2023 Views: 768876
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.