We fit this 129 in all our house lights and floorcans. It completely changes the light output from any kind of spot to a complete 180 degree spread. It's great for eliminating hot spots when a performer stands near a floorcan, and for creating a complete ambience out of the colour and even wash rather than anything too tough.
It works well in the older separate LED units with the three colours to create an even colour output, and makes the colour show to the audience rather than the 3 separate elements.
We get through so much of this stuff we buy it on the big roll, and I highly recommend it