VKH250/500-700 : Helios Fans VKH 250÷500−700
Helios / (VKH250/500-700)
| Code & Description | Price | |
|---|---|---|
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VKH250/500-700 : Helios Fans VKH 250/500-700
Note: £83.17 + VAT for new customers using 'WELCNFAN1' discount code!
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£97.85 + VAT £117.42 | |
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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The Helios VKH 250÷500−700 is a polymer duct airflow regulator designed for insertion into ventilation ducts and components. Featuring a rubber sealing ring, it ensures a tight fit for both vertical and horizontal installation. The device allows for adjustment of the opening cross-section to keep the airflow volume constant, providing reliable control and efficiency in ventilation systems.