The Eureka Spiral Staircase Add Riser 5 ft. 3 in. Grey is compatible with the Eureka Spiral Staircase 5 ft. 3 in. standard kit. One riser can raise the height of your staircase to 10 ft. 9-1/2 in., two risers will reach up to 11 ft. 6 5/8 in. and with thee risers you can reach the maximum height of 12 ft. 4 in. Each riser will add another 26 degrees to the rotation of the stair.
- Steel construction
- Used with the Eureka 5 ft. 3 in. standard kit
- Increases the height of your staircase to 10 ft. 9-1/2 in.
- Important: consult your local building inspector for specifics regarding compliance with the local building codes