Optimal Office 30 Fire

Optimal Office 30 Fire is a single-glazed, fire-resistant system of fixed aluminum and glass. It is a muntin-free system that guarantees the impression of delicacy and maximum illumination of the rooms.

Its innovative design perfectly combines elegance and lightness with excellent parameters confirming reliability and safety of use.

IVb Category of use, according to ETAG003, allows the use of Optimal Office 30 Fire on the edges mezzanine / landing, without the need for a balustrade.

Compatibility of systems, freedom of interior design

Single-glass systems Optimal Office 30 and Optimal Office 30 Fire and double-glass systems Optimal Office 30 Acoustic and Optimal Office 30 Acoustic Fire, are fully compatible with each other. 

Due to same / common external elements, such as gaskets and glazing beads, the wall of the Optimal Office 30 Fire system is identical in appearance to the fire wall of the Optimal Office 30 system. 

Our solutions do not require a compromise between the appearance of a “inelegant” fire glass wall separating escape routes and corridors. Our fireproof and classless walls, after installation, look the same, are delicate and aesthetic in their appearance, and at the same time safe and durable.

Loft-style interiors

Optimal Office 30 Fire is available in a loft version with glued mullions made of aluminum profiles. 

This solution is confirmed in the research report of the ITB Fire Research Department.

The safety of use and compliance with ETAG 003 of the Optimal Office 30 and Optimal Office 30 Fire system is confirmed by the 

European Technical Assessment No. ETA-19/0791 of 31/12/2019.

Sound insulation

  • Rw 37dB / 41dB

Versions / equipment / options

  • solid glass door
  • single-glazed and double-glazed aluminum profile doors
  • glued muntins (loft version)

Fire insulation

  • EI15 / EI30 / EI60


Optimal 110 Plus Fire

Optimal 110 Plus is the most advanced sliding wall in the company’s offer in terms of acoustic parameters.

Acoustic insulation at the level of Rw = 48dB, allows the use of this product in places where acoustics is of the greatest importance.

Optimal 110 Fire sliding wall modules can be operated manually or semi-automatically. In the semi-automatic version, the sliding wall module expands automatically when in contact with previous module.

The wall has EI30 fire insulation.

Sound insulation

  • Rw 52dB

Fire insulation

  • EI30

Versions / equipment / options

  • manual / semiautomatic:
  • door modules: single leaf

External cladding boards

  • standard: 18mm thick furniture board, decor from the SwissKrono ONE palette
  • optional: veneered furniture board, HPL or other 18 mm thick board

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

National Technical Assesment



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Optimal Office 100 Fire

Optimal Office 100 Fire is a two-pane system of aluminum and glass fire walls. It is a muntin-free system that guarantees the impression of delicacy and maximum illumination of the rooms.

Its innovative design, double-glazed construction, perfectly combines high acoustic insulation, elegance and lightness with excellent parameters confirming the safety of use.

The IVc category of use according to ETAG 003, confirmed by the Building Research Institute, allows the use of muntin-free aluminium-glass walls Optimal Office 100 Fire on the edges of mezzanine / landings, without the need for a balustrade.

Compatibility of systems, freedom of interior design

Double-glazed Optimal Office 100 Fire and Optimal Office 100 and single-glazed systems Optimal Office 30 and Optimal Office 30 Fire, are fully compatible with each other.

Due to common external elements, such as gaskets and glazing beads, the appearance of the fire wall of the Optimal Office 100 system, is identical to the fire wall of the OPTIMAL Office 100 Fire system.

Our solutions do not require a compromise, between the appearance of a “inelegant” fire glass wall separating escape routes and corridors. Our fireproof and classless walls, after installation, look the same, are delicate and aesthetic in their appearance, and at the same time safe and durable.

Sound insulation

  • Rw 46dB / 47dB / 48dB

Versions / equipment / options

  • single-glazed aluminum profile doors
  • double-glazed aluminum profile doors

Fire insulation

  • EI15 / EI30


Optimal Office 80 Loft Line Fire

Optimal Office 80 Loft Line Fire is a muntin bar, fire-resistant, double-glazed system of aluminum and glass. 

The Rw 45dB acoustic insulation, use category IVc according to ETAG003, confirmed by the Building Research Institute, proves the versatility of the Optimal Office 80 LoftLine Fire system walls in modern offices, industrial buildings, and production halls. 

This system is available in the EI30 fire protection version. 

The safety of use of the Optimal Office 80 Loft Line and Optimal Office 80 Loft Line Fire systems, is confirmed by the European Technical Assessment issued by the ITB Technical Assessment Department. 

Sound insulation

  • Rw 45dB 

Versions / equipment / options 

  • solid glass door 
  • wooden doors 
  • single-glazed aluminum profile doors 
  • double-glazed aluminum profile doors 

Fire insulation 

  • EI30