This is the device in its "up" position, pushed down it covers the vent stack completly.
Have more pictures,but I'am new to this forum thing, not to mention a first time AS owner, and have some difficulty sending
"att" on this site.
When the "owners Pics" is up and running, I will post all pics then.
Its really no big deal, its made from scrap aluminum and is friction fit,pics will do it better justice".
Its also rated to over 60mph [forgot they were on]
If theres enough [any] interest perhaps PM me and I'll try to send complete pics, or perhaps even mass produce-ha, ha