Interior Spiral Stairs kits

Interior Spiral Stair kits

Discover the perfect blend of elegance and functionality with Lamonaca Iron Works’ Interior Spiral Stair Kits. Crafted with precision and attention to detail, our spiral stair kits can be  seamlessly integrated into any interior space. Whether you’re looking to add a touch of sophistication or optimize space, our customizable kits provide a stunning solution. Elevate your design with our superior craftsmanship and transform your space into a work of art.

Luxury and Practicality for Any Building

Our interior spiral staircases are meticulously crafted to combine opulence and practicality seamlessly. Each step exudes elegance, while the compact design ensures efficient use of space. Whether you desire a grand centerpiece or a functional access point, our staircases offer the perfect balance. With high-quality materials and exceptional craftsmanship, our staircases embody both sophistication and convenience, elevating your space to new heights of beauty and functionality.

At Lamonaca Iron Works, Inc., we custom-make any Interior iron stairs you need and in any size or shape. We also offer basic spiral stair kits in many styles and diameters. Our spiral stair kits can be left- or right-handed. We can offer diameters as large as six feet, but we can also go larger as needed.

Read through our kit options below to see what we can do for you.


Customize Your Iron Stairs in Chicago, IL

Invest in hand-crafted, all-American iron staircases today by choosing Lamonaca Iron Works, Inc. We’re proud to say that we’ve served homeowners, contractors, and property owners throughout Chicago, IL, for decades. We have experience and industry knowledge you can rely on throughout the entire design and installation process.

Call us at 773-638-6633 to see what we can do for you, and don’t forget to read through our options below to start the customization process.

All Steel 10 & 11 gauge materials.

Heavy Duty 10 gauge Steps & platforms.

4″ round step collars easy slide over attachment onto center post.

3 1/2″ O.D. center post.

Both center posts are offered in heavy and standard gauges depending on your spiral kit.

3/4″ x 3/4″ square tubing balusters for your handrail.

One baluster per step. For your basic spiral stairs.

Three more in between balusters for coded made BOCA Stairs which start at 5′ 0″ diameter.

One 1 1/4″ PVC durable plastic handrail for your main walkway. 
(Easy to install with toggle bolts)

30° steps (per code) for all kits.

90° Square platform for each sprial stairs kits. 

All hardware included to assemble with your spiral stairs kits.

All kits are sold & shipped with one coat of black paint or specified finish.

Stairs can be installed left or right handed.

All stairs kits are availalble in the following diameters Diameters:

3′ 6″, 4′ 0″, 5′ 0″, 5′ 6″, 6′ 0″



 (773) 638-6633

 3311 W. Chicago Ave

Monday: 8am - 8pm
Tuesday: 8am - 8pm
Wednesday: 8am - 8pm
Thursday: 8am - 8pm
Friday: 8am - 8pm

Saturday - Sunday: Closed

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