Date: 07/10/2009 Views: 7328
Date: 12/31/1969 Views: 5033
Date: 11/29/1999 Views: 5604
Date: 08/23/2023 Views: 819487
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.