Calculated Industries 4054 - Stair Layout Key

P
OCKET REFERENCE GUIDE — 7
Stair Layout Key
s Stair Key — Given Rise
and/or Run and entered/
stored variables, calculates
or displays:
Press Result
1 Riser Height
2 Number of Risers
3 Riser Overage/
Underage
4 Tread Width
5 Number of Treads
6 Tread Overage/
Underage
7 Stringer Length
8 Angle of Incline
9 Stored Run
10 Stored Rise
11 Stored Desired
Riser Height
12 Stored Desired
Tread Width
STAIR DEFAULT VALUES
• 7-1/2” Desired Riser Height
• 10” Desired Tread Width