Model # K03040

Internet #100663935

Store SO SKU #973600

Arke Civik 63 in. Grey Spiral Staircase Add Riser


Civik 63 in. Grey Spiral Staircase Add Riser

$16000 /each
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Product Overview

Accessory for Civik spiral staircase model K03034 - up to three additional risers can be added to reach a maximum height of 148-1/16-in.

  • Interior installation
  • Additional riser kit consists of one 12-gauge powder coated steel component (satin gray), one black ABS tread cover, four balusters, connectors and hardware
  • 4 Balusters per tread
  • Each riser will add 26.40 degrees to the rotation of the stair
  • Intended for interior use
  • 15 in. width x 28.5 in. length
  • Rise adjustable from 8-9/32-in to 9-1/4-in
  • Use only with model K03034
  • Important: consult your local building inspector for specifics regarding compliance with the local building codes

Info & Guides

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Warranty / Certifications

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Customer Questions & Answers

our stair must comply with the code: Spiral Stair Tread must be 7.5"at 12"from narrow end Riser 9...

our stair must comply with the code: Spiral Stair Tread must be 7.5"at 12"from narrow end Riser 9.5" max 6'6" headroom min. 26" tread width Our finish deck to finished deck is 139 inches What are the parts made of
Asked by: EdwardsHole
The ARKE 63" diameter exterior staircase kits (Eureka and Enduro Steel) are designed to meet all the general IRC building code requirements as relate to spiral staircases. We can provide you a document with the specifics related to IRC code R311.7.10.1 and the corresponding measurements of the ARKE staircase kit of your choice. Both models are manufactured from 12 gauge steel. The Enduro Steel model is hot-dipped galvanized and the Eureka model is electrostatically galvanized with a powder coat finish paint for additional protection. Please contact our Customer Sales & Support team via our toll free telephone number at (888) 782-4758 and we will be happy to send to you additional information for your review and consideration.
Answered by: Arke Product Support Team
Date published: 2017-02-06
  • y_2017, m_7, d_19, h_6CST
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