Sadriddin Sayfiddinov; Ulugbek Solijonovich Akhmadiyorov; Nurmukhammadkhon Saidmaksud Ugli Razzokov; Pakhriddin Sayfiddinovich Akhmedov. Ensuring Energy Efficiency Of Air Permeability Of Interfloor Ceilings In The Sections Of Nodal Connections. tajas 2020, 2, 122-127.