Bridgman:
I dunno, between the heat, humidity, and salt air........rot, tarnish, rust etc. eventually find their way inside.
Cheeseroo:
With those lower case i's in your first post............I thought Big John had started "ghost posting" for you.
Fordperfect:
What about Firestone?.......Would the speakers blow out?
John K.:
Thank's for the info.
I thought the drivers would be fine over time........but, this is my first experience with those type of aluminum speakers.....and I'm a wondering kinda guy.
P.S.
If the "rubber" was the silicone impregnated type,........ what would the offspring be?
Larry