Urban L1³ – meeting box for 4 people

1. Improved acoustics & sound insulation

• optimized multi-layer wall structure
• further improved sound absorption in the interior
• significantly quieter conversation atmosphere even in meetings with several people
• ideal for meetings, video conferences and hybrid Meetings

Result: less background noise, high speech intelligibility for all participants

2. Significantly quieter and more efficient ventilation

• newly developed ventilation system
• even air flow throughout the entire interior
• complete air exchange approx. every 2 minutes
• extremely quiet operation - even during longer meetings

Result: fresh air without noticeable fan noise

3. Higher quality materials & more stable construction

• Aluminium frame ≥ 1.5 mm
• additional powder-coated steel panels (1.0 mm)
• high stability with clear, modern Lines

Result: durable, robust, professional - even with intensive use

4. New design and configuration options

• new exterior colors and interior colors for acoustic panels
• selectable frame shapes (square, round, flattened)

5. Smart Plus glass – thought ahead

• continues 32 ± 3 dB sound insulation (Class A)
• optionally with switchable smart glass for privacy at the touch of a button

6. Barrier-free meeting boxes - Urban-Line 3rd generation

• Design according to the central requirements of DIN 18040
• available as M1³ barrier-free, L1³ barrier-free and L2³ barrier-free

Sound insulation (measured according to the latest ISO 23351-1 standard):

• Plus: 32±3 dB (ISO class A)
  • Massively improved sound insulation for maximum discretion Meetings with up to 4 people.

(Important: The switchable "Smart Glass" option automatically includes the best possible plus sound insulation).

💡 Good to know: How to read our acoustic values

• Certified standards: Tested according to ISO 23351-1.
• The masking effect: A normal office has a basic volume of around 45 dB. If our box attenuates a conversation to 30 dB, the room absorbs the residual noise.

Dimensions

• Outside: 2150 × 1350 × 2185 mm
• Inside: 2003 × 1202 × 2005 mm

Weight

• Closed back wall (acoustic panel): 540 kg
• Split back wall (acoustic panel + glass): 512 kg
• 2x glass wall (front & Back): 480 kg

Sound insulation

• Plus: 32 ± 3 dB
  
• Smart Plus: 32 ± 3 dB (with switchable smart glass)

Glass

• 6 mm toughened safety glass

Power & certification

• 110-220 V / 50 Hz
• Certification: CE compliant EU standards
• WEEE reg. no.: Registration under the WEEE reg. no. DE 46457506
• Fire protection: Panels Class A / Carpet B1 (flame retardant)

Guarantee

• 5 years on frame & construction
• 1 year on electrics & interiors

Fire protection (tested safety)

The Urban-Line meets the highest international fire protection standards for use in modern office environments and public buildings:

• Acoustic panels (walls): Certified according to ASTM E84 Class A (highest category). With a Flame Spread Index of 15 and a Smoke Developed Index of 40, they correspond to the German classification "flame retardant".
• Floor covering (carpet): Certified according to GB 8624-2012 Class B1 (C). This means that the carpet is officially classified as flame retardant .

Conformity & Environment

• CE conformity: The SoSilent Urban L1³ complies with all relevant European guidelines regarding safety, health protection and environmental protection.
• WEEE registration (ElektroG): SoSilent GmbH is registered under the WEEE reg. no. DE 46457506 registered to ensure complete compliance with the Electrical Act.

We will be happy to provide you with detailed test reports (SGS / National Carpet Quality Supervision) upon request by email or via our contact form.

Option: table & seating

• fixed table (uniform for the Urban-Line)
  • Table for closed or divided back wall
  • Table for glass back wall
• Seating furniture depending on configuration
  • Sofa classic
  • Weitere Innenausstattung
• Comfortable for meetings with up to 4 people

Note: The price shown does not include interior furnishings. This can be supplemented individually.

Exterior colors

• White / Black / Individual RAL color

Interior colors - acoustic panels

• Silver gray (standard), gray, red, orange, yellow, light brown
• Material: High density Acoustic polyester (Fire protection: Class A / flame retardant)

Floor

• Carpet in Anthracite (Fire protection: B1 / flame retardant)

Glass Options

• Plus – 32 ± 3 dB (ISO Class A)
• Smart Plus – 32 ± 3 dB (ISO Class A) with switchable smart glass

Wall configuration

• Closed back wall: Highest sound insulation, shielded feeling of space.
• Split back wall (glass + acoustics): Very high sound insulation with a more open feeling of space.
• 2× Glass wall (front & back): Maximum transparency and Brightness.

Frame shape

• Squared (standard) / Round / Flattened

Door handle & door lock

• Without door lock (standard)
• With integrated door lock (option)

• Meetings in open space / team meetings
• Video conferences / hybrid meetings
• Retreat for concentrated group work