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Technical Specifications

Material
General Purpose Polystyrene (GPPS)
Colour
Opal, Black
Light Transmission
~85–90% (white), ~90–92% (clear)
Cell Size
Typically 12–15 mm (½") square
Overall Thickness / Depth
8mm
Sheet Size (Typical)
1200 × 600 mm
Density
0.086 g/cm³
Tensile Strength
~45 MPa
Flexural Modulus
~3,000 MPa
Operating Temperature Range
0 °C to 70 °C
Vicat Softening Temperature
~95 °C
UV Resistance
Poor
Fire Rating
Not fire-rated (UL94 HB typical)
Chemical Resistance
Poor to moderate – attacked by solvents
Typical Application
Indoor commercial lighting diffusers

Certifications & Compliance

EGG CRATE Diffuser

Egg Crate Diffuser is a lightweight, grid-style plastic panel designed to evenly diffuse light while reducing glare. It allows high light transmission while hiding the light source, creating a clean and professional finish. Easy to cut and install, it is commonly used in lighting and architectural applications.

Ideal for light boxes, LED panels, ceiling diffusers, display lighting, and commercial fit-outs.

Stronger
Affordable Diffuser
Indoor Commercial Lighting Diffusers
Years
Indoor Use Only
Not UV Protected
Price range: $69.00 through $108.63

Technical Specifications

Material
General Purpose Polystyrene (GPPS)
Colour
Opal, Black
Light Transmission
~85–90% (white), ~90–92% (clear)
Cell Size
Typically 12–15 mm (½") square
Overall Thickness / Depth
8mm
Sheet Size (Typical)
1200 × 600 mm
Density
0.086 g/cm³
Tensile Strength
~45 MPa
Flexural Modulus
~3,000 MPa
Operating Temperature Range
0 °C to 70 °C
Vicat Softening Temperature
~95 °C
UV Resistance
Poor
Fire Rating
Not fire-rated (UL94 HB typical)
Chemical Resistance
Poor to moderate – attacked by solvents
Typical Application
Indoor commercial lighting diffusers

Certifications & Compliance

Description

Our Egg Crate Diffusers are durable, lightweight panels designed for efficient air distribution and light diffusion in commercial and residential environments. With a unique open-cell grid structure, egg crate diffusers are commonly used in HVAC systems, light fixtures, and suspended ceilings to enhance airflow, reduce glare, and maintain visual consistency.

Key Features:

  • Open Cell Design – Optimizes airflow and reduces stagnant heat buildup
  • UV-Stabilised & Moisture-Resistant Options – Suitable for humid or lit environments
  • Lightweight & Rigid – Easy to install, cut, or mount
  • Glare Control – Ideal for fluorescent and LED light diffusion
  • Cost-Effective & Versatile – Used in both lighting and ventilation systems

Common Applications:

Air return and exhaust grilles in HVAC systems
Fluorescent/LED light fixture covers
Suspended or drop ceilings in offices and retail spaces
Aquariums or reptile enclosures (for lids or ventilation)
Architectural and design panels
Specifications:

Material: Polystyrene or ABS (custom materials available)

Thickness: 8mm – 12mm depending on configuration
Colours: Opal, Black
Panel Size: Typically 1200 x 600 mm (cut-to-size options available)

Additional information

Weight 20 kg
Dimensions 2540 × 1270 × 19 mm

Technical Data Sheet

EGG CRATE / LOUVRE Lighting Diffuser Panel

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Frequently Asked Questions​

What is an egg crate diffuser?

An egg crate diffuser is a lightweight lighting panel with a grid (cell) structure designed to control glare and spread light evenly. It is commonly used in commercial and architectural lighting, suspended ceilings, LED panels, and light boxes to reduce direct light visibility while maintaining airflow and brightness.

What are egg crate diffusers used for?

Egg crate diffusers are used in offices, retail spaces, hospitals, workshops, and commercial buildings to minimise glare, soften harsh lighting, and improve visual comfort. They are also used in HVAC return air grilles and custom lighting installations where light control and ventilation are required.

What materials are egg crate diffusers made from?

Most egg crate diffusers are manufactured from polystyrene, acrylic, or PVC. Polystyrene is the most common due to its low cost and light weight. Acrylic versions offer better durability and appearance, while PVC options are preferred in applications requiring higher impact resistance or moisture tolerance.

Do egg crate diffusers reduce light output?

Yes. Egg crate diffusers reduce glare by blocking direct line-of-sight to the light source, which results in some light loss. Typical light reduction ranges from 10% to 25% depending on cell depth, cell size, and material. The trade-off is improved comfort and reduced eye strain.

Are egg crate diffusers suitable for LED lights?

Yes. Egg crate diffusers are widely used with LED panels and troffers. They help control LED glare, especially in high-lumen fixtures, while maintaining even light distribution. Ensure the diffuser size and cell depth are compatible with the LED fitting to avoid uneven shadows.

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Price range: $69.00 through $108.63