HSDV 630 – Hood silencer – Helios
For noise reduction on the pressure side of roof fans of the VD series. Average attenuation value 8 dB. The construction made of seawater-resistant aluminium is placed on the roof fan and can also be retrofitted without structural changes.
PRODUCT PDF
RD ROTOK 4200 H - 141199 - Rain cover - Ruck
MTP 30 - 143289 - 3 - step potentiometer 10 kO - Ruck
SDT-140B - StrutFast Trunking - 140x90 2M Black - StrutFoot
RSD 355/800 - Helios - Flanged Circular Attenuator
SWC35/40 - Wall Cowl - Elta
ELS-GUBR -Flush mounted casing - Helios
MTP 20 - 128146 - Potentiometer 10 kO - Ruck
WI-140B - 140x90 Black Boxing Glove - StrutFoot
GB-KW 315/355 - Drain pan - Helios
068-0250-JF2 - 250dia - 600mm Long - Spigot Silencer - Elta
241B-0630-BELL - 630mm - Bell Mouth Inlet - Elta
ELS-GU - Flush mounted casing - Helios
SSD 560/630 - Helios - Base Attenuator 


