Bids Are Invited For Price Registration - Hiring A Specialized Company To Carry Out Waterproofing With Aspha ... in Brazil

Work Detail

Roof Waterproofing Service With Aluminized Asphalt Blanket With A Minimum Thickness Of 3 Mm, Composed Of Central Reinforcement In Polyethylene And External Face In Flexible Aluminum, Applied On Roofs In Zinc Plated Aluminum (Aluzinc). The Service Must Include The Supply Of All Materials, Equipment And Labor Necessary For Perfect Execution And Sealing, Observing The Criteria Of Surface Preparation, Overlapping And Sealing, In Compliance With Abnt Norms Nbr 9952 (Asphalt Blanket) And Nbr 9575 (Execution Of Waterproofing Systems), Or Equivalent., Service Roof Waterproofing With Thermofused Geotextile Asphalt Blanket, With A Minimum Thickness Of 3 Mm, Non-Woven Polyester Structure, Anti-Hail Properties And Complete Waterproofing Paint Finish In Gray Color, Applied On Aluzinc Roofs. The Service Must Include The Supply Of Materials, Equipment And Labor Necessary For Complete Execution, In Accordance With Standards Abnt Nbr 9952 And Nbr 9575, Ensuring Durability, Tightness And Adequate Finishing. Non-Woven Polyester, Produced Based On Asphalt Modified With Polymers And An Upper Layer In Colored Reflective Aluminum, With A Lower Finish In Polyethylene On Both Sides. Application Must Be Carried Out On Aluzinc Roofs, Including Surface Cleaning Services, Retightening Of Fixings (When Necessary) And Adequate Preparation Of The Base. The Supply Must Include Materials, Equipment, Labor And Inputs Necessary For Perfect Execution. The System Must Fully Comply With Abnt Standards Nbr 9952:2014 (Asphalt Blanket), Nbr 9574:2008 (Impermeabilization Execution) And Nbr 9575:2010 (Design And Performance Of Waterproofing Systems). Waterproofing).The Total Elimination Of Leaks And Leaks, A Minimum Reduction Of 80% In Acoustic Propagation, The Elimination Of Condensation And Dripping, And A Reduction Of Up To 50% In Internal Temperature (Estimated Average Of 10 °C To 12 °C) Must Be Ensured. The Contractor Must Offer A Minimum Guarantee Of 5 (Five) Years For The Material. And For The Application Service, In Accordance With The Good Execution And Performance Practices Provided For In The Technical Standards.

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