VIRG' optima acoustic grilles are used to attenuate ventilation noise on building facades. They provide protection against rain, thanks to the profiles of the blades, and against noise, thanks to the sound-absorbing material integrated under the blades.
Design
Composition
- Galvanized steel or aluminum
- Rockwool 55 kg/m3 with protective glass veil
Dimensions
- Height: 450 to 2500 mm
- Length: 450 to 2500 mm
- Thickness: 150 mm (fine grids) / 300 mm (single grids) / 600 mm (double grids)
- For larger sizes, multi-part assembly
Options
- 304 or 316 stainless steel
- Painted according to RAL colour chart
Acoustic performance
The acoustic performance of our louvres is outstanding, thanks to their high damping index and optimum absorption coefficient over a wide frequency range. This guarantees effective sound attenuation and excellent equipment ventilation.
The main advantages of our acoustic grilles
High acoustic performance
Little clutter
Easy to install
Custom design
Each product model is custom-tailored in our workshops, benefiting from our design and engineering expertise. We create optimized solutions, perfectly adapted to the needs of your structures.
Technical data
Product sheetOther features
Special features
- Suitable for outdoor use
- Behavior in fire: Rock wool M0
Installation
Simple installation :
- From the inside, using fastening clips
- From the outside using a drilled frame on request
Depending on project constraints, double assembly is possible
to enhance the acoustic performance of the complex
Our acoustic grilles' business sectors: noise-free ventilation thanks to our tailor-made solutions
Made in France
Product quality
Planning and design
Turnkey solution
Contact us by phone
+33 (0)3 21 13 49 13
Our team is on hand to offer you tailor-made acoustic solutions.
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