Date: 06/07/2007 Views: 8535
Date: 07/25/2009 Views: 5403
Date: 10/07/2009 Views: 8399
Date: 08/23/2023 Views: 795398
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.