Stair Calc Pro Select

Stair Calc Pro Select. This easy to use Stair Calculator will calculate: Outputs: Riser height. Tread run. Total treads. Total risers. Total run and stringer board length. Elevation angle. Running stringer points. Inputs. Total rise. Ideal Run. Either tread width, or total run if in a constrained area. Supports both US and Metric inputs and outputs.