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Class M1
Rockfon Blanka® dB 46
50mm-thick dual-function ceiling tiles with 46dB room-to-room sound insulation and Class A sound absorption – with smooth, ultra-white (87% LRV), matte, and anti-static coating.
- Superb acoustics
- Inspiring design
- End-to-end support
Overview
Deliver speech privacy compliance and Class A acoustic absorption with a high-performance dual membrane and Rockfon Blanka’s signature coating. Versatile, bright, inspiring.
Experience the difference of Rockfon Blanka® dB 46
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Confidential comfort.
A dual-layer stone wool core and high-performance membrane achieve up to 46dB Dn,f,w room-to-room insulation and Class A absorption – ideal for busy spaces where privacy is key.
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Visibly brighter.
With an L-value of 94.5, the ultra-white coating reflects 87% of light and diffuses over 99%, creating noticeably brighter spaces with flawless visual consistency.
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Near-seamless matte.
A low gloss level of just 0.8 GU gives Rockfon Blanka its signature matte surface – uniform and glare-free, even under critical side lighting conditions.
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A lasting clean look.
Its anti-static, cleanable coating resists dust and everyday wear and tear, keeping the finish bright and low-maintenance with a maximised service life.
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Fill the voids.
Combine with Rockfon® Acoustimass floor and ceiling plenum barriers – installed above or below partition walls – to achieve up to 55dB Dn,f,w room-to-room sound insulation.
Edges and sizes
Click the icons to view more details.
A24 edge - Visible grid
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| Dimensions | Recommended Grid | |
|---|---|---|
| 600x600x50 | ||
| 1200x600x50 |
Specifications
For more details about Rockfon Blanka® dB 46 please download the product datasheet or contact us.
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WhiteNCS S 0500-N
>99% light diffusion
L value: 94.5
Deep matt surface, perfect in critical side-light
Gloss: 0.8 gloss unit at 85° angle
No visible deflection in high humidity.
C/0N
Vacuum
Wet-scrub resistance: Class 4
Thermal resistance: R = 1,25 m2K/W
Certifications
CE Mark
Cradle to Cradle Certified
Indoor Climate label
Class M1
Sound absorption table
| Practical Sound Absorption Coefficient (αp) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Edge | Thickness mm | Suspension height mm | 125 Hz | 250 Hz | 500 Hz | 1000 Hz | 2000 Hz | 4000 Hz | Sound absorption class | αw | NRC | |
| A24, D, E15, E24 | 50 | 200 | 0.35 | 0.60 | 0.90 | 1.00 | 1.00 | 1.00 | A | 0.90 | 0.90 | |
Installation videos
Need help or advice?
Have a question about this product or need guidance for your project? Send us a message and we’ll get back to you.
Interested in buying Rockfon Blanka® dB 46?
Get in touch with a local Rockfon office or find a distributor near you.