Frame Work, Coverage, Tinkering, Scaffolding, Exterior Wooden Carpentry And Waterproofing: - Exchange: 950 M2 - Demolition Of A Zinc Cover: 416 M2 - Roof Insulation, New Zinc Cover, Tinkering: 416 M2 - Wooden Structure Extension: Lower Wood Floor, Wood/Roof Floor: 24 M2, Vertical Walls: 40 M2 Horizontal Waterproofing: 24 M2, Exterior Joinery + Blinds: 7 M2, Openwork Wood Cladding: 50 M2 Foreseeable Start Of Work: Phase 1 (Main Roof) - Early September 2025 / Phase 2 (Extension) - February 2026 Predictable Duration Of Work: Phase 1 - 30 Working Days, Phase 2 - 45 Working Days.