Date: 04/02/2011 Views: 6780
Date: 12/31/1969 Views: 4001
Date: 09/06/2005 Views: 7363
Date: 08/23/2023 Views: 838724
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.