Please note we are currently unable to dispatch to Northern Ireland due to high carriage costs.Please note that we no longer accept Paypal payments.

Please note that we are experiencing a very high volume of orders. Coupled with staff holidays, lead times on duct made to order are currently in the region of 15 working days. Off-the-shelf products are unaffected. We apologise for any inconvenience this may cause.

400mm Dia Attenuators

Ventilation Ducting  | Attenuators (Silencers) |  400mm Dia Attenuators



400 dia Attenuator 300mm Long
SIL50-300-400



£96.40 (Excluding VAT at 20%)




Quantity:



People who bought this item also bought:
1. 450mm Diameter Reducer (Ref: RC450)
2. Split Ring Supports (Ref: SPR)
3. Spiral Tube - 3m Lengths (Ref: SR)
400 dia Attenuator 300mm Long
400 dia Attenuator 600mm Long
SIL50-600-400



£124.26 (Excluding VAT at 20%)




Quantity:



People who bought this item also bought:
1. 400mm dia Fan Flanges (Ref: LFLAN-400)
2. 90° Bends Long (Ref: BS90)
3. 400 dia Jet Cowl (Ref: HAN400)
400 dia Attenuator 600mm Long
400 dia Attenuator 900mm Long
SIL50-900-400



£173.56 (Excluding VAT at 20%)




Quantity:


400 dia Attenuator 900mm Long
400 dia Attenuator 1200mm Long
SIL50-1200-400



£208.97 (Excluding VAT at 20%)




Quantity:


400 dia Attenuator 1200mm Long
Your Basket

Items:
Total:

View BasketCheckout
Best Sellers

100 dia 90° Pressed Bends with Seals

100 dia 90° Pressed Bends with Seals

£6.89

600mm 30x30 Cantilever Support

600mm 30x30 Cantilever Support

£18.28

PU S1 Clear Extraction Hose 10m Length

PU S1 Clear Extraction Hose 10m Length

M8 Back Plate Threaded Rod Hanger

M8 Back Plate Threaded Rod Hanger

£0.95

100mm dia Chrome Exhaust Valve

100mm dia Chrome Exhaust Valve

£8.46