On Sunday, December 6, 2015 at 9:51:27 PM UTC-8, JS wrote:
Flew with a high-tech mod today:
A (dry) sponge from my washing kit jammed into the collector of the Uncle Hank exhaust in the 29.
At one point wanted some ventilation. (Never did get to the freezing level.)
Discovered that the air vents don't work very well with the exhaust plugged.
Jim

But it was so quiet, you didn't notice the wheel was still downt. ;-)