Citadel Configurable Aluminum Stairs are tailored to meet your vision. Our designers pair exclusive engineering features with design options for a safe and stylish aluminum staircase. With the most consultative process in the industry, your project’s needs drive the design. The rust-prohibitive frame goes through a custom color finish process for another layer of protection. Additional safety features, including textured aluminum stair treads and safety gates, are the perfect finishing touches to your durable outdoor staircase. Not only are our staircases safe, our custom aluminum stairs can be combined with a number custom treads and handrails to add a personal touch to your new staircase.