Stair Stringer Thickness

You can now draw the notches for the stairs onto your 2x12 stair stringers.

Stair stringer thickness.

Riser thickness of 1 inch. We strongly recommend using stair stringers of a minimum width of 32mm as anything less can result in squeaky treads in your staircase. Once the stair results have been calculated you can toggle between the standard and flush options to compare the differences. Is the top step really the top step do we need to account for any riser thickness.

The stringer mount type refers to how the stringer will be attached to the upper landing or deck frame. The difference between the stair rises and tread depths cannot vary by more than 3 8 from the largest to the smallest. We shall calculate the dimensions of the steps and the staircase. In addition we will show you how the stair stringer calculator works out the rise run angle.

Stairs the dreaded stair stringer. Since the tread depth b is a constant when using the automatic stair calculator the total run g will vary when you toggle between the two mount options. And a stringer width of 12 inches. You will need to remove the thickness of the riser board from the top stair and remove the thickness of the tread board from the bottom stair.

We sell pre made standard stringer boards to 32mm thickness and 244mm height. If the stair treads are set into grooves routed into the stringer in a 2x stringer the groove depth should be 1 2 the thickness of the stringer typically 3 4 and additional support by cleats or by gluing and end screwing through the stringer sides into the treads is good practice.