Staircase in the floor plan okay? What does the number 18.3/28 mean?

Name: Staircase in the floor plan okay? What does the number 18.3/28 mean?
Rating: 4.5 (3 reviews)

2018-06-09 14:27:45

Then I'll post the stairs...

That looks flawless to me.

2018-06-09 21:36:33

Well, then I am relieved. :)