Thank you techieman33. That is correct, the Thinline metal
gel frames were developed for theatres with
safety issues regarding the
conventional, heavy
gel frames. I recall the question being raised years ago when asked if I would rather get hit with a penny or a
roll of toilet paper dropped from the observation
deck of the (then) Sears Tower.
I replied- "neither."
Installation companies also benefit from the lighterweight Thinline
gel frames as the cost savings in qty is significant in retail and commercial applications. just a thought-