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  66"D IRC Code Aluminum Spiral Stairway Kit - 105"H to 114"H
66"D IRC Code Aluminum Spiral Stairway Kit - 105"H to 114"H

Our Price: $4,416.50

Availability:: Usually Ships in 4 to 6 Weeks
Product Code: 66DCAK12

Floor to Floor Height*:

Handrail Type*:

Tread Style (66"D)*:

Second Balcony Rail:
Add A Second Balcony Landing Rail [Add $187.00]

Top Landing Gate:
Add a Top Landing Gate [Add $330.00]


Perfect for exterior applications, especially where rusting is a concern, this aluminum CODE spiral stair kit is designed to meet the International Residential CODE (IRC 2003 & 2006) requirements. (California Residents: L.A. fabricator License #1150, L.A. City Standard Plan #111). It includes everything you need for installation including stainless hardware and center pole cap, easy-to-follow instructions, plus an installation video featuring Ed & Joe, "The Furniture Guys". The kit goes together quickly and easily, requiring no special skills or tools. The standard finish for the spiral kit is a mill finish aluminum.

The IRC Code Aluminum Spiral kit includes:

  • Center pole
  • Round base plate
  • 30° treads with closed ends
  • 90° landing platform
  • Landing railing
  • One spindle per riser
  • Triple in-between spindles per tread
  • 1-1/4" round aluminum tube handrail coil
  • Stainless dome center pole cap
  • Stainless hardware required for assembly
  • Installation manual and video.
Floor to Floor Height
# Risers
Platform Size
105" - 114"
34" x 34"

  • All aluminum construction with stainless hardware
  • Smooth aluminum treads and landing each welded to a 4" round collar that precisely slides over the 3-1/2" diameter center pole.
  • Railing spindles and landing railing are 3/4" square tube.
  • 10" x 1/4" thick round metal base plate with pre-drilled holes for bolting to floor.
  • Treads and landing are pre-drilled to receive hardwood covering or underlayment for carpeting. Railing spindles have an adjustable cup shape fitting to receive the handrail.
  • All aluminum components are mill finish.
  • Spiral Kits fit into a square well opening 2" larger than the stair diameter. Round opening option is available.
  • May be installed either right or left hand up.
  • Installs easily against a balcony or deck.
  • Normal assembly time for the Standard Kit is four to six hours, using just a few simple tools.

Optional Treads (Smooth Aluminum Treads are standard):

1-1/16" Oak Tread Coverings
Raised Diamond Pattern Treads
Raised Diamond Pattern Treads with Back Lip Up
Bar Grating Treads

Landing Options:

Second Balcony Landing Railing: Create a parallel or 90° landing rail
Top Landing Gate: Recommended for homes with small children and pets

Handrail Options:

1-1/4" or 1-1/2" Aluminum or Brass Handrail Coil
Solid Oak Handrail custom formed in sections to match stair diameter and height

Installation Video

View clips from The Metal Spiral Stair Kit Installation Guide
featuring Ed and Joe - "The Furniture Guys"

Windows Media (.AVI)
Part 1 / Part 2 / Part 3 / Part 4

Quicktime (.MOV)
Part 1 / Part 2 / Part 3 / Part 4

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66 Inch Diameter Aluminum Spiral Stairs