What are the minimum and maximum stair dimensions (rise & run) for the Ladder-Aide? - Ideal Security Inc Knowledge Base
Stair Calculator
Builders have to follow guidelines on the rise and run of stairs when building a staircase. Ratio is a rise of 7.75 in, for a run of 9.75 in. A builder is
Stair Calculator - Stair Stringer Calculator, Prices, Australia
2 Rules for Building Comfortable Stairs - Fine Homebuilding