Use this procedure to control the length of the handrail and guardrail extensions at landings. If a bottom rail exists, it extends as far as the railing above it.
| If you want to… | Then… | 
|---|---|
| use values in this dialog box to specify extensions | clear Use Stair Landing Extension under At Landings. | 
| specify the length of the handrail and guardrail at the top of a flight | under Top of Flight, enter values for Handrail and Guardrail. Select + T next to the value to add the tread length to the extension value. | 
| specify the length of the handrail and guardrail at the bottom of a flight | under Bottom of Flight, enter values for Handrail and Guardrail. Select + T next to the value to add the tread length to the extension value. |