Bids Are Invited For Hiring Specialized Services, Providing Materials And Inputs Necessary For The Replacement Of Alveolar Polycarbonate Awnings By Polypropylene Or Solid Polycarbonate, Eta Protection Guard Reform, Supply And Replacement Of Raw Aluzinco Rail And Dortmund Decanter Coverage Of The Eta Sludge Treatment Plant.

Removal Of The Alveolar Polycarbonate Plates From The Main Entrance, Entrance To The Chlorination Room, Parshall Rail And Central Eta Filters In An Approximate Area. 80 M2, With Supply And Installation Of Blue Alveolar Polycarbonate Plates, 6 Mm Thickness, Self-Optimal Screws That Are Galvanized For Coverage And Fixation Of The Plates, Profiles, Joints And Other New Materials, In Addition To The Inputs, Tooling And Other Necessary Apparatus. The Removal Of The Grids, Identification, Cutting And Removal Of Advanced Oxidation Points, Replacing With Pieces Of Material Equivalent To The Original, New And Of Good Quality, Being Joined By Welding With Abrasion With Supply And Application Of The Background In The Intervention Points., Supply And Installation Of Brackets And Rainwater Collector Made Of Raw Allumeter, With A 15 Meter, With A Thick -Length Bottom And Thick. 0, 50 Mm Plate, With Materials And Inputs Included., Making And Installation Service Of 2 Dortmund Decanter Covers Of Eta Sludge Treatment Plant (Edl) On 03 Mm Thick White Acm Sheets Measuring 3, 20 Mt X 1, 30 Mt In The Shape Of A Semi-Circle Each With Structural Reinforcement In Metalon Pipes And Opening System And Opening System And Opening System And Opening System Pulley.