Mato support unit building bathrooms foundation, sanitary installation and cad drawing details here you cad found a free auto-cad file with the foundation with side typical shoe & typical central shoe with columns and foundations shoes, cistern tank and walls of concrete arm beams flat with toilet plan details with toilet sectional details and passage, sanitary equipment installation details, doors and ventilation details with plumbing details and interior details with dimensions details, wall section details and much more of sanitary installation details.