The most economical model in the SPIRA range
The U-PIL has been developed as SPIRA’s most economical metal staircase. Its stackable step system reduces transport volume and simplifies logistics, keeping delivery costs low. In practice, you benefit from:
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a robust steel staircase at a very accessible price;
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a durable alternative to a simple ladder;
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a sensible choice for renovation projects and utility spaces with tight budgets.
Fast installation with stackable steel steps
Each varnished folded-steel step is fixed onto the previous one, so the stair is built up step by step. The sequence is intuitive and does not require complex tools.
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Clear, linear assembly from bottom to top;
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Riser height adjustable to suit different levels;
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Few different parts, which reduces the risk of mistakes on site.
Compact straight stair for tight spaces
U-PIL is a compact straight staircase that creates a comfortable access without sacrificing floor space. Typical uses include:
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access to an attic or converted loft;
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connection to a mezzanine, sleeping platform or storage area;
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safe access to a cellar, workshop or plant room;
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replacement of a steep ladder by a permanent stair.
Robust all-steel construction and easy maintenance
Made entirely of steel, U-PIL withstands everyday knocks and intensive use. The varnished surface is easy to clean, making it particularly suitable for utility staircases and work areas. Its minimalist, contemporary design also works well alongside other metal staircases or existing guardrails in the building.
Adjustable riser and secure side fixing
The adjustable riser height allows the stair to be fine-tuned to the total floor-to-floor height, ensuring a regular climbing rhythm. For stability, U-PIL must be fixed laterally to a load-bearing wall on either the left or right side. This solid anchoring limits movement and delivers a firm, reliable feel even in narrow circulation spaces.
Simple three-part handrail for safe grip
The handrail on U-PIL is made up of three short sections that are screwed together on site. This makes transport easy and allows the rail to be installed even in confined spaces. Once assembled, it provides a continuous, comfortable handhold along the flight, enhancing the safety of this compact ladder staircase without compromising its clean, functional design.