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METAL F-Clip – Rd 1522 + VLSRX
Knauf
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METAL F-Clip – Rd 1522 + VLSRX
| Nrc | 0.6 |
| Class | C |
| Pitch | 45° diagonal |
| Rw db | 6 |
| Shape | round |
| Border | unperforated |
| Cac db | 15 |
| Colour | black |
| Alpha w | 0.60 |
| Dnfw db | 14 |
| Nominal | 200 mm |
| Options | dimensions, post-coated aluminium, perforations, RAL & NCS colours, BioGuard finish, wood effect finish, acoustic infills, cut-outs, grid alternatives, secure function, swing-down function |
| Material | non-woven acoustic fleece |
| Cavity mm | 200 |
| Weight kg m | 5.0 - 6.9 |
| Installation | bonded to tile back |
| Open area pct | 22 |
| Alpha p 125 hz | 0.25 |
| Alpha p 250 hz | 0.6 |
| Alpha p 500 hz | 0.75 |
| Acoustic infill | VLSRX |
| Alpha p 1000 hz | 0.5 |
| Alpha p 2000 hz | 0.6 |
| Alpha p 4000 hz | 0.6 |
| Perforation code | Rd 1522 |
| Perforation name | Micro Perforation |
| Available colours | RAL 9016, RAL 9010, RAL 9006, RAL 9007, RAL 9005 |
| Indoor air quality | A+, E1, IAC Gold |
| Steel gauge max mm | 1.25 |
| Humidity resistance | 90% RH |
| Perforation size mm | 1.5 |
| Recycled content pct | 17.3 |
| Light reflectance pct | 66 |
| Recycled content year | 2023 |
| Acoustic infill colour | black |
| Reaction to fire class | A2-s2,d0 |
| Sound absorption class | C |
| Acoustic infill material | non-woven acoustic fleece |
| Light reflectance colour | RAL 9010 |
| Reaction to fire standard | EN 13501-1 |
| Acoustic infill installation | bonded to tile back |
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