2026/0037/P/P - Delivery Of Pre-Insulated Materials For The Reconstruction And Construction Of The District Heating Network From Chamber J14/L6 Along With Connections To The Building At Ul. Kossutha 8 And 10 In Warsaw (Part I Regarding Plots No. 25 And 27 From Plot No. 6-11-10). As Part Of The Project Modernization Of The Heating System In The Capital City Of Warsaw To Improve Energy Efficiency For 2025-2029 - Stage I.