Robe rooms (8)
I believe the answer is:
vestries
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">robe rooms</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for vestries that I've seen before include "Rooms in churches where vessels and vestments are kept" , "Rooms in church for sacred vessels" , "An undergarment starts the church rooms" .)