ACORN Stairlifts Explanation of Measurements

Measuring your stairs is a very straight forward process. All you will need is good quality metal tape measure.

1 - Overall Length of Staircase
Note: This should be a straight measurement from the nose of the top landing to the floor, at the foot of the stairway.

2 - Staircase Width
Note: You many find that your staircase width varies a little, over the length of the stairway. Record the measurement at its narrowest point.

3 - Clearance at Bottom of Staircase
Note: A minimum of 24" (61cms) is required for this measurement.

4 - ‘Rise’ of One Step
Note: Height of one step. This may vary slightly, so measure several steps part way up the stairs and take an average.

5 - ‘Tread’ of One Step
Note: Depth of one step. This may vary slightly, so measure several steps part way up the stairs and take an average.

6 - ‘Diagonal’ of One Step
Note: Distance between the 'noses' of two ajacent steps. This may vary slightly, so measure several steps part way up the stairs and take an average.

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