Date: 12/01/2007 Views: 5397
Date: 02/21/2004 Views: 8172
Date: 07/03/2009 Views: 6678
Date: 08/23/2023 Views: 793349
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.