Sanitary installation, structure and plumbing details of all floors of hotel building that includes a detailed view of cover protection hm separating layer, thermal insulation panel type with shaped plate for bead seaming, waterproofing and slope formation layer and elastic expansion joint details provided. Aluminum joinery stud with elastic sealing gasket 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 hotel building project,