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 preventing dust and impurities from entering, with an internal layer preventing water spoilage without changing water properties #all_haraj #vertical_tank #vertical_tank #projects #farm #contractor #digging_and_relocation #transportation #pump #bathrooms #birds #water #water_truck #white #dina #for_sale #al_zamil_plumbing #al_muhaidib_plumbing #riyadh #workers #water_tank