One of my favorite and the smartest guy I ever knew (God rest his soul) Wendell Durr (retired judge, 50 year pilot and Legacy builder) had the best answer to your question...Bose or Lightspeed:--)

Sent from my iPad
Berni Breen
Bbreen@cableone.net

On Jul 25, 2011, at 3:06 PM, RONALD STEVENS <ronald@sdc.com> wrote:

> Hello guys
>
> I am still doing training and getting the last bugs out of the plane here in Redmond, but one of the first things I like to do when I am back in Florida is getting the Garmin GTN750 and getting more sound Insulation as I think the cabin is kind of noisy.
>
> Specially in climb it does. Funny enough it is the least noisy in descent……
>
> Do you know of any good shops specialized in sound insulation? Thanks
>
> -- Ronald, 12 hours and counting…
>
> Ps Yes door seal is fine :)~