Acunic by Getzner Textil - OPTIC braid
Acunic OPTIC braid is an acoustic polyester fabric from Getzner Textil with a characteristic three-dimensional braided surface texture. Its high sound absorption values and Class B rating make it well suited to wall panels, ceiling elements, and curtain applications where strong acoustic performance combines with refined textile aesthetics.
Specifications
- Material: 100% Polyester FR, Trevira CS
- Fabric weight: 515 g/m2 (plus or minus 5%)
- Fabric width: 152 cm standard (plus or minus 5%)
- Thickness: 2.81 mm (DIN EN ISO 5084)
- Sound absorption coefficient: 0.80 aw (DIN EN ISO 354)
- Sound absorption class: Class B
- Air permeability: 341 l/m2/s (DIN EN ISO 9237)
- Fire rating: B1 flame retardant (DIN EN ISO 4102)
Applications
OPTIC braid is designed for interior spaces demanding higher acoustic absorption than Class C fabrics can deliver. The braided surface texture creates visual depth appropriate for premium hospitality, corporate, and cultural interiors. It performs well as a curtain fabric where its weight and drape allow free-hanging installation, and as a surface fabric for framed wall or ceiling panels.
Standards and compliance
B1 flame retardant classification per DIN EN ISO 4102. Sound absorption measured to DIN EN ISO 354 in a 203 m3 reverberation chamber at 150 mm wall distance.
Frequently asked questions
What absorption class does OPTIC braid achieve?
OPTIC braid achieves sound absorption Class B with a weighted coefficient of 0.80 aw, measured per DIN EN ISO 354. This is a higher rating than the CUBIC family, which achieves Class C at 0.75 aw.
How does OPTIC braid differ from OPTIC diamond?
OPTIC braid has a braided surface texture and weighs 515 g/m2 with a 2.81 mm thickness; OPTIC diamond has a faceted diamond surface texture and weighs 545 g/m2 with a 2.34 mm thickness. Both achieve absorption Class B at 0.80 aw and carry B1 fire ratings.
Can OPTIC braid be used as a curtain fabric?
Yes. The existing product description confirms OPTIC braid is suitable for curtain use, in addition to wall and ceiling elements.
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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FAQs
What is your return policy?
All refunds and returns are determined by the manufacturer's terms of sale. Change-of-mind refunds are not accepted, but all valid warranty claims will be managed by AKA Acoustics in compliance with consumer law.
How long will it take to receive my order?
Freight lead times will be provided upon order confirmation. Standard items typically ship within 4–6 weeks, while custom orders may take 6–12 weeks.
Is my payment information secure?
Yes, all payments are securely processed through Stripe and are protected under their Terms of Service. AKA Acoustics do not store any payment information ourselves.
How are freight costs calculated?
Freight costs are determined at the time of quotation to ensure accurate pricing based on your specific order. For any questions, please email sales@akaacoustics.com
How can I contact support?
For account inquiries, email accounts@akaacoustics.com. For order support, email sales@akaacoustics.com.