TY CONF TI MODERN WATER RESERVOIR DEVICES AND RECEIVERS OF WASTEWATER INSTALLED IN SANITARY AND TECHNICAL SPACES OF THEATRES KW water saving KW internal water supply KW internal sewerage KW wastewater receiver KW toilet bowl KW urinal JO International scientific and practical conference of students, postgraduates and young scientists of architectural specialties AU Petrishin, I.V. AU Orlov, E.V. PY 2024 PB INFRA-M Academic Publishing LLC.