References soundproofing ventilation grilles parking garage
Soundproof ventilation grilles for parking garages are becoming increasingly important. Sound-insulating ventilation grilles are being used more and more, especially in residential areas.
Soundproofing ventilation grille W445/86
Sound-absorbing ventilation grille W44/86, made of aluminum profiles AlMgSi 0,5 (according to EN 12020-2) with insect screen made of stainless steel mesh. Louvre spacing 60mm, installation depth 81.5 mm. Optical free cross-section 77%, physical free cross-section 34%. Sound insulation in open position Rw (C;Ctr) 6 (-1;-2) dB. The soundproofing properties of the louvers were tested by the internationally recognized IFT Labor Rosenheim (Germany). Water tightness was tested by BSRIA laboratories.
Soundproofing ventilation grille W446
Soundproofing ventilation grille made of aluminum lamellas, soundproofing, filled with non-combustible mineral wool. Insect screen made of stainless steel, lamella spacing 150mm, overlap dimension 55mm. Installation depth W446/150 = 143 mm, W446/225 = 218mm, W446/300 = 293 mm, W446/150 = 143 mm, W446/225 = 218mm, W446/300 = 293 mm. Optical and physical values see table.
Soundproofing ventilation grille W447
Aluminum soundproof ventilation grille W447 (150) (255) with stainless steel fly screen, soundproofing material made of non-combustible mineral wool. Visual free cross-section 59%, physical free cross-section 37%, blade spacing: 170 mm. Sealing options: Sealing rubber suitable for reducing contact noise, PU sealing tape against water penetration (PU sealing tape option). Seal the flange from the outside with silicone.
Downloads soundproofing ventilation grilles
The following PDF files are available for download for the sound-insulating ventilation grilles and facade cladding shown here:
Soundproofing ventilation grilles
- W445/86 [243 KB] rotec aluminum ventilation grilles, sound-absorbing, for parking garages and technical enclosures
- W446 [386 KB] rotec sound insulation ventilation grille, sound-absorbing filled with non-combustible mineral wool
- W447 [243 KB] rotec aluminum sound insulation ventilation grilles, for parking garages and machine enclosures
- W468AK/1 [119 KB] rotec soundproofing aluminum ventilation grille for the interior
Sound insulation for technical enclosures
Soundproofing
for equipment enclosures, air conditioning systems and roof enclosures
Delivery instructions for soundproof grilles
rotec Berlin manufactures soundproof ventilation grilles in special sizes from Renson lamellas 445/86, 446, 447 and 468AK/1. rotec delivers weekdays, soundproof ventilation grilles and soundproof roof enclosures to the greater area of Munich, Stuttgart, Cologne, Leipzig, Hamburg, Frankfurt, Dortmund, Saarbrücken, Essen and Düsseldorf. rotec delivers twice a week, sound-insulating lamella walls, equipment enclosures and roof enclosures for air-conditioning systems to Switzerland, Austria, Luxembourg and Poland.
Upon request, we offer worldwide measurement and installation service.
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rotec ventilation grille team Berlin