4 layers 10-year warranty, thermally insulated with copper embedded in the tank, internal year with sun protection, with a protective layer preventing sun rays from entering the tank, tightly sealed to prevent dust and impurities from entering, with an internal layer that preserves water without changing its properties. #all_haraj #vertical_tank #head_tank #projects #farm #contractor #digging_and_transport #transportation #pump #bathrooms #birds #water #ship_water #white #dina #for_sale #Al-Zamil_Plumbing #Al-Mohidib_Plumbing #Riyadh #workers