Date: 01/23/2006 Views: 4311
Date: 10/13/2008 Views: 4372
Date: 12/31/1969 Views: 2661
Date: 08/23/2023 Views: 160257
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.