Date: 05/17/2011 Views: 3313
Date: 03/30/2011 Views: 2555
Date: 01/23/2006 Views: 3525
Date: 08/23/2023 Views: 160767
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.