They were prompt, cleaned up after, not therr was to clean up, gave instructions.
Very pleasant to talk with
Very informative
One man, one hour
The original solar tube makers. Excellent quality and I just love the light. I'm always checking if I have left the light on, it's so bright. Also love the night light option. No more trying to find the Bathroom light in the middle night. And besides all that, it's beautiful to look at.