Optimal 110 Sky Plus (11m)

OPTIMAL 110 Sky Plus is a system of mobile, high sliding walls. 

It is a segment available only to technology leaders of the market. 

OPTIMAL Poland has responsibly developed the technology of mobile walls, allowing it to offer its customers high walls, that are easily managed and allow for dividing high rooms. The technology has been tested by customers, its safety of use has been confirmed by ITB Building Technique Institute. 

The OPTIMAL 110 Sky sliding wall is the highest mobile sliding wall in Europe, tested for safety and functionality by an accredited research unit. The tests of the wall consisting of modules with a height of 10.85 meters, were carried out in 2020 by the Department of Mechanics of the Building Research Institute. 

The Optimal 110 can be operated semi-automatically. In this version, the sliding wall module expands automatically when in contact with previous module. 

Sound insulation 

  • Optimal 110 Sky Plus: Rw = 54dB
  • Optimal 110 Sky Plus Alu: Rw = 53dB  


  • optional – Fire Resistance in accordance with PN-EN 13501-1: 2019 

Versions / equipment / options 

  • manual / semiautomatic

ITB-KOT-2022/1699: movable walls Optimal 110

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