Modern Spiral Staircase Design | Parametric Helical Stairs | SketchUp 2018

This modern spiral staircase features a clean circular layout with a smooth helical structure and minimal detailing. Designed for contemporary villas, duplex homes, showrooms, and architectural interiors, this staircase creates a strong visual focal point while maintaining functional geometry.

The model is fully organized with clean groups and components for easy editing. All materials are customizable and optimized for rendering workflows.

Compatible with SketchUp 2018 and above, ready for D5 Render, V-Ray, Enscape, Lumion, and Twinmotion.

Key Features

🔄 Smooth spiral geometry
🌀 Parametric-style circular design
🏠 Ideal for modern interiors
🎨 Fully editable materials
🧩 Clean grouped components
⚡ Lightweight and render-ready
💻 SketchUp 2018 compatible

Best Used For

🏡 Duplex and villa projects
🏢 Contemporary residential interiors
🏨 Luxury commercial spaces
📐 Architectural presentations
🎬 High-end visualization renders