Question 1

What is a light ceiling?

Accepted Answer

A light ceiling is a stretch ceiling made of translucent material (foil or fabric) that is backlit using modern LED technology. It creates uniform, glare-free lighting with a high degree of design freedom.

Question 2

For which rooms and areas of application are light ceilings suitable?

Accepted Answer

Perflex SKY luminous ceilings are suitable for:
 • New buildings & renovations
 • Commercial & Retail
 • Gastronomy & Hotel Industry
 • Wellness areas & practices
 • Meeting rooms & reception areas
 • Living rooms, kitchens and bathrooms
 • Outdoor areas (model SKY 150 OUTDOOR)

Question 3

What advantages do illuminated ceilings offer during renovations?

Accepted Answer

• No need to renovate the subsoil
 • Unevenness and technical installations (electrical, air conditioning, water) can be easily covered
 • Fast, dust-free installation even during ongoing operation
 • Modular design for easy handling and transport

Question 4

What types of light and controls are possible?

Accepted Answer

Types of light:
 • Monocolor (e.g. 2700K–6000K)
 • RGB / RGBW / RGB-TW
 • Tunable White / HCL
 • Dynamic pixel light (Proto-Pixel)

Steering:
 • DALI (DALI2)
 • DMX
 • KNX
 • Casambi (app and Bluetooth controlled)
 • Push-Dim (button)
 • Proto-Pixel (for dynamic light art)

Question 5

Which heights are available?

Accepted Answer

Perflex SKY systems are available starting at 70 mm installation depth , and depending on the model, also with 90 mm, 120 mm, or 150 mm installation depth. This makes them suitable even for rooms with low ceilings.

Question 6

How does the change of motif or subject work?

Accepted Answer

Thanks to the innovative flat piping system, the textile banners can be removed and replaced as often as required – without heat or special tools. Ideal for seasonal motifs or brand changes in retail.

Question 7

Can luminous ceilings offer acoustic properties?

Accepted Answer

Yes. Perflex offers acoustically open back walls, acoustic foam, and specially developed acoustically effective textile banners that absorb sound and enhance the room's acoustics—ideal for reverberant spaces such as restaurants or reception areas.

Question 8

Can the ceilings be used in damp rooms?

Accepted Answer

Yes, Perflex SKY luminous ceilings are suitable for damp rooms and can be used in kitchens, bathrooms, or wellness areas. The textiles are washable and durable.

Question 9

How long does a Perflex light ceiling last?

Accepted Answer

With proper installation and maintenance, a Perflex SKY light ceiling can last for over 20 years .

Question 10

Can air purifiers be integrated?

Accepted Answer

Yes. Our light ceilings can be combined with OZONOS® UV-C air purification technology – for odor-free, virus- and bacteria-free indoor air, ideal for hygiene-sensitive areas.

Question 11

Can the ceilings be integrated into the smart home?

Accepted Answer

Yes. Perflex luminous ceilings are compatible with smart home systems such as Casambi, KNX, DALI , or DMX . They can be controlled via buttons, an app, or fully automatically.

Question 12

How do you clean a light ceiling?

Accepted Answer

1. Loosen the piping at one corner (integrated loop)
2. Pull the cloth halfway out of the profile and fix it in the middle
3. Vacuum the housing and cloth or clean with a solvent-free cleaner
4. Then clamp the cloth again – no heating necessary

Question 13

What design options are there?

Accepted Answer

• Custom-made shapes (rectangular, round, oval, special shapes)
 • Color temperatures monocolor warm white neutral white and cold white
 • RGB and RGB W options
 • dynamic RGB
 • Printable textiles for individual motifs
 • Special surfaces (e.g. wood, concrete, stone, glitter)
 • Acoustics, antibacterial, fire protection B1/B2

Question 14

What are the costs?

Accepted Answer

Costs vary depending on the project, size, lighting technology, and design. Typically, the price is between €350 and €1,500 per m² .

Question 15

Can light ceilings be installed by yourself?

Accepted Answer

The modular design allows installation by technically skilled individuals. However, electrical installation requires specialized personnel . Professional installation is recommended.