
Exterior Spiral Stairs
- Weather-resistant materials
- Multiple tread options available
- Code-compliant safety design







BBB Accredited Business
Enclosed exterior staircases from Acadia Stairs provide weather-resistant vertical access solutions that blend safety, durability, and architectural elegance. Our custom-fabricated metal stair systems feature spiral, straight, and curved configurations designed for harsh outdoor conditions. With over 40 years of combined fabrication experience, we deliver fully customizable exterior stairs for residential decks, commercial buildings, and industrial applications throughout the USA.
Talk to our experts for custom solutions and tailored guidance.
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Exterior stair codes typically require specific riser spacing, load capacity standards, and safety features. All Acadia exterior stair systems are engineered to meet local and national building codes for both residential and commercial applications, with a minimum load capacity of 300 lbs per tread that exceeds most code requirements.
Talk to our experts for custom solutions and tailored guidance.

Custom exterior spiral and straight stairs for backyard decks, patios, balconies, and multi-level outdoor living spaces.

Code-compliant exterior staircases for office buildings, retail spaces, and public facilities requiring durable outdoor access.

Robust exterior staircases with weather-resistant finishes for manufacturing plants, warehouses, and industrial operations.

Architectural focal point exterior staircases for hotels, resorts, restaurants, and entertainment venues with high foot traffic.
Talk to our experts for custom solutions and tailored guidance.
Over four decades of specialized experience designing and fabricating custom metal staircases for virtually every architectural challenge and outdoor condition across all 50 states.
All exterior stair systems engineered with galvanized steel, treated finishes, and corrosion-resistant hardware to withstand harsh outdoor environments and maintain structural integrity.
Every enclosed exterior staircase custom-designed to your exact specifications, space constraints, and aesthetic preferences with unlimited tread, riser, and railing configuration options.
Our design team will respond within 24 hours with a free estimate and expert consultation on the best enclosed exterior staircase solution for your project.
For immediate assistance, feel free to give us a direct call at +1 845-765-8600 You can also send us a quick email at info@acadiastairs.com
For immediate assistance, feel free to give us a direct call at +1 845-765-8600 You can also send us a quick email at info@acadiastairs.com