SRSD 200/600 – Spigotted circular attenuator – Helios
£131.55 ex. VAT
SRSD 200/600 – Spigotted circular attenuator – Helios
A simple yet very effective way to reduce system noise in circular ducting, ideal for installing in the duct between the fan and the ventilated area. Supplied with spigots for easy installation in the circular ducting. Supplied in 9 diameters from 100mm to 400 mm.
Sizes Available
Available from 100mm to 400mm – select the size to suit the fan spigot or duct size.
| Reference | Attenuation in dB at Hz | Average | Nominal | Dimension mm | |||||||
| 250 | 500 | 1000 | 2000 | 4000 | 8000 | attenuation | weight kg | L | Dia | Spigots | |
| SRSD 100/600 | 12 | 20 | 37 | 47 | 36 | 12 | 18 | 4.7 | 600 | 202 | 96 x 40 |
| SRSD 125/600 | 12 | 22 | 36 | 44 | 32 | 26 | 20 | 5.3 | 600 | 227 | 123 x 40 |
| SRSD 150/600 | 8 | 15 | 31 | 33 | 22 | 12 | 13 | 6 | 600 | 252 | 146 x 40 |
| SRSD 160/600 | 8 | 15 | 31 | 34 | 22 | 12 | 13 | 6.2 | 600 | 262 | 156 x 40 |
| SRSD 200/600 | 7 | 14 | 30 | 25 | 15 | 11 | 12 | 7.3 | 600 | 302 | 196 x 40 |
| SRSD 250/600 | 6 | 12 | 25 | 18 | 10 | 7 | 10 | 8.6 | 600 | 327 | 223 x 40 |
| SRSD 315/600 | 6 | 10 | 18 | 13 | 10 | 6 | 8 | 10.3 | 600 | 417 | 313 x 40 |
| SRSD 355/600 | 6 | 10 | 16 | 12 | 9 | 6 | 8 | 11.5 | 600 | 457 | 353 x 40 |
| SRSD 400/600 | 5 | 10 | 14 | 11 | 8 | 6 | 8 | 12.6 | 600 | 502 | 398 x 40 |
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Brand
Helios