• Model:FSAF-400

FSAF400B1DA Silencer 450/8

£ 208.79 (excl. VAT)

£ 250.55 (inc. VAT)

Circular attenuator suitable for direct connection to 400mm cased axial fans

Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fan drilling detail. Inner bore is manufactured from perforated galvanised steel spiral tube retaining a 45 kg /m³ density acoustic media with a surface particulate membrane.
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Reviews
Circular Inline Silencers - 0.6M long - SLU-600
Circular Inline Silencers - 0.6M long - SLU-600
£ 50.56

I have a loft mount extractor fan which was very noisy. I ...