Helios Fans RSD 315/400
Helios
Prices & Options
The Helios Fans RSD 315/400 is a high-quality duct silencer designed to reduce noise in ventilation systems while maintaining efficient airflow. It features a durable galvanized sheet steel housing lined with premium mineral wool for superior acoustic insulation. The flow side includes a protective fleece to guard against abrasion and extend product life.
This silencer is sized and drilled to match standard fan diameters (R 20), with mounting hole patterns conforming to DIN 24155 standards. Its design offers very low flow resistance, making it an ideal choice for quiet, energy-efficient ventilation in commercial and industrial settings.
| Code & Description | Price | |
|---|---|---|
| RSD315/400 : Helios Fans RSD 315/400 | £203.00 + VAT £243.60 | |
We accept : 
15% discount with code ‘welcnfan1’
Note: Code can only be used once per customer. Discount codes are entered after selecting shipping method.
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Same day deliveries locally & nationwide (UK mainland only). Price on request — Send message with your order, or call 0161 864 1777.