US lawMassachusettsRegulations105 CMR — Department of Public Health105 CMR 451.00 — Minimum health and sanitation standards and inspection procedures for correctional facilities451.122105 CMR 451.122Shower FloorsYear: 2026Length: 26 wordsOfficial source Shower floors shall be constructed ofnon-absorbent, non-slippery materials and sloped towards properly installed floor drains. The use of duckboards in a shower room is not permitted.Previous105 CMR 451.121Next105 CMR 451.123