Exterior stair designs materials are vary, but if you want to have an exterior stair design and material that more versatile and durable then go with concrete stair exterior house designs. Concrete stair exterior house designs are durable and slip-proof. Concrete is versatile and can be finished for decorative or utilitarian styles, while complementing a number of building materials around the property. Safety is the primary consideration for stair exterior house designs; thousands of people are killed or injured in falls on stairs every year. Steel reinforcement is essential for concrete stairs to strengthen the concrete and prevent deterioration from wear and tear from foot traffic. And also, the color of concrete is neutral and goes well with any exterior design. Concrete can be molded by barriers or stencils to create patterns or designs.