On Apr 7, 9:07*pm, Norminn wrote:

Appears all that holds them in place is the trim
strip down each side of the
window frame and caulk around the edge of the sill. *Very secure,
whatever the method.


It doesn't appear to me that it would be necessary to be too concerned
with securing them, they're basically there for appearance and don't
bear any weight other than their own.