This custom indoor steel and wood spiral staircase is designed for modern homes, duplex spaces, lofts, and interior renovation projects where both functionality and visual style matter. The staircase combines a durable black metal structure with warm wood treads, creating a balanced design that feels modern, clean, and suitable for a wide range of interior styles.
The spiral layout is ideal for spaces where floor area needs to be used efficiently. Compared with traditional straight staircases, this design can help save room while still providing a strong architectural feature inside the home. The circular form also makes the staircase more visually distinctive, especially in open interior spaces with double-height ceilings or loft-style layouts.
The metal railing system adds safety and structure, while the wood treads introduce warmth and comfort underfoot. This combination makes the staircase suitable for buyers who want a practical indoor stair solution without losing design quality. It can be used in private houses, villas, apartments, loft conversions, and interior remodeling projects.
COSYHOUSE is a manufacturer based in Foshan, China, specializing in custom doors, windows, staircases, and interior metalwork products. We provide OEM and ODM manufacturing for overseas buyers, contractors, wholesalers, and project customers. Customization is available for staircase diameter, floor height, tread material, railing design, finish color, and installation requirements.
Product Name: Indoor Steel and Wood Spiral Staircase
Product Type: Spiral Staircase
Material: Steel + Wood
Style: Modern / Contemporary
Application: Indoor / Residential / Loft / Duplex
Surface Treatment: Powder Coating
Color: Black / Custom
Tread Material: Wood / Solid Wood / Engineered Wood
Railing Type: Metal Railing
Installation Position: Interior
Feature: Space Saving / Durable / Customized
Size: Customized Size
OEM/ODM: Acceptable
