Shaft for Steps in a Building
This page is the CodyCross answer for the clue below from Spa Time, Group 806, Puzzle 4 (Heated Beds).
Question is: Shaft for Steps in a Building
and the answer is: STAIRWELL
Word Meaning:
STAIRWELL — A shaft in a multi-story building enclosing a stairway or staircase.
Definitions from Wiktionary.