What size butyl tape for glass?

[Collin]

What size butyl tape do I need to install back glass?

 

[69hemibeep]

I think 3/8 but wait for more input

 

[Basketcase]

pretty sure that what I got,but can't find my receipt to prove it.

 

[Collin]

I went with 5/16".... The glass seems really small for the opening, but it works fine. In hindsight we should have gone 3/8" but we are happy that the window sits low in the channel instead of too high