Date: 05/23/2009 Views: 3249
Date: 06/22/2009 Views: 2920
Date: 01/23/2009 Views: 4082
Date: 08/23/2023 Views: 187741
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.