Technological lead combined with maximum efficiency

Parabolic Louvre Flat (PLF)

Innovative grid technology for quadro

Parabolic Louvre Flat Distribution

The new PLF grid combines technological leadership with maximum efficiency and offers an innovative solution for the profile luminaire quadro. Named after „Parabolic Louvre Flat distribution“, the wide-beam reflector louvre is characterised by a flat light distribution curve, which ensures that the light is distributed evenly. Uniform illumination and Glare-free lighting ideal for modern working and learning environments.

The PLF grid is in a semi-matt version is available for both the surface-mounted and suspended versions of the quadro product family and can also be selected in the environmentally friendly green version (quadro.green).

More about quadro

PLF in the spotlight | Product details

Technical features

  • Parabolic longitudinal reflectors & cross louvres: Ensure uniform light distribution and reduce glare.
  • Semi-matt anodised ultra-pure aluminium: High-quality material for maximum light output and modern design.
  • Metal hybrid technology: Increases efficiency and durability.

Product variants

The PLF grid is used for the quadro product family and available in the following versions:

  • Surface-mounted lightfor ceiling mounting
  • Pendant lightwith direct or direct/indirect light emission
  • quadro office specialOptimised for office applications
  • quadro.quiet Acoustic lightCombines light and sound management
  • quadro.green version: With Hydro REDUXA aluminium for a reduced CO₂ footprint

Areas of application

  • ClassroomsOptimum learning conditions thanks to glare-free light.
  • Open-plan officesFlexible light distribution for individual workstations.
  • Open WorkspacesCustomisable lighting for variable room concepts.