Multipurpose sanitary installation

A multipurpose sanitary facility comprising:

• a substantially flat floor;
• a vertical rear wall (30) operatively attached to the floor, said rear wall having a first end and a second end;
• a vertical front wall operatively attached to the floor, said front wall having a first end and a second end;
• a first vertical sidewall operatively attached to the floor and to the first end of each of the front and rear walls;
• a second vertical sidewall operatively attached to the floor and to the second end of each of the front and rear walls;
• a first interior vertical wall (33) being operatively attached at one end thereof to the rear wall and to the floor, said first interior vertical wall being parallel to said first vertical sidewall, said first interior wall having a second end;
• a second interior vertical wall (34) being operatively attached to the floor and to the second vertical sidewall;
• a moveable interior wall (38) disposed on the floor and parallel to said rear vertical wall, one end thereof being adjacent to said first vertical sidewall and the other end thereof being adjacent to said first interior vertical wall (33), said moveable vertical wall (38) having at least a first position spaced a first distance from the rear vertical wall (30) and a second position spaced a second distance from said rear vertical wall whereby the size of a wet room (B) is defined by the rear wall (30), the first vertical sidewall, the first interior wall (33) and the moveable interior wall (38), said size of the wet room being variable depending upon the position of the moveable interior wall (38);
• and
• a space above the floor between the first vertical sidewall, the second vertical sidewall and the front wall and the moveable interior wall (38) comprising a dry dressing room (A) of variable size, depending upon the position of the moveable interior wall (38), said dry dressing room (A) having a water closet (WC) and a washbasin (37) therein.