In the predecessor: shower recess and circulation space per the shower figure (only listed fittings within them); two clothes hooks outside the recess near the seat; if two or more showers, at least one accessible; a self-draining floor with no step, kerb or hob at entry, recess falls of 1 in 60 to 1 in 80 and the rest of the room 1 in 80 to 1 in 100; a curtain or door system keeping the 1600 mm by 2350 mm circulation space; grabrails and a shower head support grabrail as the figures show; a hand shower on a hose at least 1500 mm long with an adjustable holder usable from a seat between 1000 mm and 1800 mm high; a folding seat that drains, resists slipping, has rounded corners and edges, folds up leaving the grabrail usable, and withstands 1100 N; soap holder and taps in their zones.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.