Supply And Installation Of Synthetic Lawn And Sports Equipment In The Municipal Sports And Recreation Park Of The Municipality Of Kallithea" In Execution Of The 692/2025 Decision D.E. For The Implementation Of Part Of The Program Contract With The Region Of Attica (Conducting A Competitive Process And Signing A Contract With The Contractor), Total Budget 291,090.00 (Including Vat), With The Criterion Of Awarding The Most Economically Advantageous Offer Based On Price - Lowest Price