A Helical stair is similar in size to a spiral stair, but does not use a center pole and typically has an inner and outer radius handrails.A curved staircase does a sweeping turn in a smaller area that a circular stair and usually does not make a complete circle.A circular staircase rotates in a round fashion around the circumference of a room.Other turning staircases can be defined as: A spiral staircase is a round stair system that uses a radius or diameter and wraps around a center pole.

The actual definition of a spiral staircase is the following: The implication is a staircase that does some type of radius turn. The term “spiral stair” is widely used (somewhat generic term) to describe a radius / diameter turning staircase such as a curved stair, circular stair, radiused stair, or a round stair. What Is A Spiral Staircase, How Is It Different? We would like to take this opportunity to talk about spiral stairs, their advantages, disadvantages, and how they are different from other circular, curved or helical staircase systems. However, we have found that many people use the term “spiral stairs” almost generically, the same way the terms “tissue” and “Kleenex®” are often interchanged. We have designed and built many of these aesthetically different and exceptionally functional spiral staircase systems in the last 30 years of our extensive history. We at The Great Lakes Stair & Millwork Co., receive a wide variety of requests for many different styles and types of spiral stairs.

Spiral staircase cost