Arke SKY030 63 in. Iron Grey Spiral Staircase Kit K26290

The SKY030 spiral staircase， available in 3 diameters - 47， 55 and 63 in. is manufactured in steel with a particular treatment (Sendzimir process) that consists in galvanizing steel by using a small amount of aluminum in the zinc bath and producing a coating with essentially no iron-zinc alloy. This process guarantees high resistance and durability. In addition the metal is powder coated. The final result is a staircase that is specifically made for outdoor installations because of its resistance to atmospheric elements. The landing platform for the spiral staircase is a triangular/universal design for a more versatile and easier overall installation. The triangular landing is illustrated in the installation instructions and the product data sheets listed for review. The staircase can be turned in either a clockwise or counterclockwise rotational turn if your entry and exit points need to be different. These can vary based on the overall height of your installation when measured from \"finished floor\" to \"finished floor\".

The standard SKY030 63 in iron grey spiral staircase kit K26290 is adjustable in height from a range of 99 5/8 in to 120 1/2 in and with additional components， can be extended to a maximum height of 148 7/16 in or to a minimum of 83 1/16 in. This kit with 12 treads and 1 landing installs with a 360 turn. By adding or subtracting treads the rotation will change by approx. 26.4 ° per tread

Additional riser kits (model K24111) can be purchased separately

The SKY030 stair treads are made of solid steel， ventilated to provide a slip-resistant surface even when wet. The handrail is black PVC for all staircases

4-vertical balusters per stair tread

The stair can be used in square or mezzanine applications. To allow for proper installation and full clearance， the finished opening must be at least 2 in. greater than the diameter of the staircase kit

Complete your project a matching Balcony Rail Kit is available (purchased separately model K26275). The Balcony Rail Kit comes complete with 10 balusters， handrail， and all the necessary hardware Complete a 47 in installation

Safety Bars (purchased separately) are available in a set of 12 to close off the back of the treads for safety

Each SKY030 kit includes detailed assembly instructions and support is available by calling Arke (888) 782-4758

This stair was designed to meet IRC Code compliance

Consult your local building department for any questions and specifics regarding compliance with the local building codes prior to purchase

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