- Arke offers a brilliant selection of custom applications and configurations
- Solid powder-coated steel designed & manufactured in Italy
- Accessory - Increases height of standard Phoenix spiral staircase
- Additional riser kits consist of structure, tread, balusters and hardware.
- Powder-coat finish in white
- Clear sealed solid beech wood 1 5/8" tread
- One additional riser increases the height up to 10 ft. 9 ½"
- Two additional risers can increase the height of the staircase to 11 ft. 6 5/8"
- Three additional risers will reach up to 12 ft. 4"
- SEE Product Specification & Installation Instructions PDFs (Below) BEFORE ORDERING
To read PDF files, you need the Adobe Acrobat Reader 6.0 or higher. If you don't have it, click here and download it for free from Adobe's site.