R₁O₁O₁F₄S₁

8 points

ROOFS is validvalid

ROOF, to provide a building with an external upper covering [v]

12,254 of 196,601 in NWL2023·also valid in CSW24

ROOF, to provide a building with a covering [v]

209,716 of 280,887 in CSW24·also valid in NWL2023