Spiral staircase installation

• Floor-to-Floor Height: Total vertical distance from the lower floor to the upper floor
• Staircase Diameter: Overall diameter of the spiral staircase
• Staircase Material: Primary structural material for the staircase frame and center pole
• Tread Material: Material used for the stair treads (steps)
• Railing Style: Style of the railing and balusters
• Optional Features
• Include Landing Platform: Add a landing platform at the top of the staircase
• Structural Reinforcement: Reinforce floor framing at top and bottom to support staircase loads
• Building Permit: Include cost for building permit (typically required for staircase installations)
• Custom Finish / Paint: Apply custom powder coat or paint finish to metal components
• Estimate Summary