The VKC5663 204x60mm 0.5m Rectangular Hi-Flow Attenuator is manufactured from UPVC which is lined with acoustic material and has a minimum free area of 11,664mmA2. It has a female adaptor for connection outside of the System 204 duct..
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Technical Specifications
Years Guaranteed0Supplier Part NumberVKC5663Manufacturer Model NoVKC5663Brand NameVerplas