Silencers

Silencers are normally connected to one or both sides of an extractor fan to reduce noise generated from the fan and or air movement. The longer the silencer the more effective.

Displaying 25 to 48 (of 56 products)
FSAF355B1DX Silencer 395/8
FSAF355B1DX Silencer 395/8
£ 187.72
Circular attenuator suitable for direct connection to 355mm mcased axial fans Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fa...
FSAF355B2DX Silencer 395/8
FSAF355B2DX Silencer 395/8
£ 221.85
Circular attenuator suitable for direct connection to 355 cased axial fans Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fan d...
FSAF400B1DA Silencer 450/8
FSAF400B1DA Silencer 450/8
£ 219.23
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...
FSAF400C2DB Silencer 450/8
FSAF400C2DB Silencer 450/8
£ 409.58
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 dri...
FSAF450B1DA Silencer 500/8
FSAF450B1DA Silencer 500/8
£ 216.59
Circular attenuator suitable for direct connection to 450mm cased axial fans Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fan...
FSAF450C1DA Silencer 500/8
FSAF450C1DA Silencer 500/8
£ 374.14
Circular attenuator suitable for direct connection to 450mm cased axial fans. Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fan dri...
FSAF500B1DA Silencer 560/12
FSAF500B1DA Silencer 560/12
£ 280.28
Circular attenuator suitable for direct connection to 500mm cased axial fans Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fan...
FSAF500B2DA Silencer 560/12
FSAF500B2DA Silencer 560/12
£ 393.81
Circular attenuator suitable for direct connection to 500mm cased axial fans Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fan...
FSAF500C2DA Silencer 560/12
FSAF500C2DA Silencer 560/12
£ 519.86
Circular attenuator suitable for direct connection to 500mm cased axial fans. Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fan dri...
FSAF500C2DB Silencer 541/12
FSAF500C2DB Silencer 541/12
£ 426.64
Circular attenuator suitable for direct connection to 500mm cased axial fans. Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fan dri...
FSAF560B1DA Silencer 620/12
FSAF560B1DA Silencer 620/12
£ 336.06
Circular attenuator suitable for direct connection to 560mm cased axial fans Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fan...
FSAF560B2DA Silencer 620/12
FSAF560B2DA Silencer 620/12
£ 437.15
Circular attenuator suitable for direct connection to 560mm cased axial fans Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fan...
FSAF630B1DA Silencer  690/12
FSAF630B1DA Silencer 690/12
£ 364.95
Circular attenuator suitable for direct connection to 630mm cased axial fans Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fan...
FSAF630B2DA Silencer
FSAF630B2DA Silencer
£ 572.25
FSAF630B2DA Silencer...
FSAF630C2DA Silencer 690/12
FSAF630C2DA Silencer 690/12
£ 738.15
Circular attenuator suitable for direct connection to 630mm cased axial fans. Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fan dri...
FSAF710B1DA Silencer 770/16
FSAF710B1DA Silencer 770/16
£ 325.00
Circular attenuator suitable for direct connection to 710mm cased axial fans Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fan...
FSAF710C2DA Silencer 770/16
FSAF710C2DA Silencer 770/16
£ 897.92
Circular attenuator suitable for direct connection to 710mm cased axial fans. Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fan dri...
FSAF800B1DA Silencer 860/16
FSAF800B1DA Silencer 860/16
£ 456.83
Circular attenuator suitable for direct connection to 800mm cased axial fans Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fan...
FSAF800B2DA Silencer 860/16
FSAF800B2DA Silencer 860/16
£ 722.01
Circular attenuator suitable for direct connection to 800mm cased axial fans Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fan...
FSAF800C2DA Silencer 860/16
FSAF800C2DA Silencer 860/16
£ 1,017.39
Circular attenuator suitable for direct connection to 800mm cased axial fans Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fan...
KBTA-100 -  Inlet Silencer for CBT
KBTA-100 - Inlet Silencer for CBT
£ 639.45
KBTA-100 - Inlet Silencer for CBT...
KKS 100 silencer-section - For use with the MUB 100 size Fans.
KKS 100 silencer-section - For use with the MUB 100 size Fans.
£ 1,149.00
KKS 100 silencer-section #276853 KKS – Silencer-section for MUB The silencer-module is equipped with splitters with a length of 750mm. The casing is a self-supporting construction of aluminium ...
MELINEX 100mm Circular Inline Silencers -SLU-300
MELINEX 100mm Circular Inline Silencers -SLU-300
£ 63.53
**Special MELIONEX LINED SILENCERS** Melinex lined silencers are used for dirty air such as restaurants, catering etc. Inline Circular Attenuators in standard diameters from 100mm to 400mm diame...
MELINEX 100mm Circular Inline Silencers -SLU-600
MELINEX 100mm Circular Inline Silencers -SLU-600
£ 77.86
**Special MELIONEX LINED SILENCERS** Melinex lined silencers are used for dirty air such as restaurants, catering etc. Inline Circular Attenuators in standard diameters from 100mm to 400mm diame...
Displaying 25 to 48 (of 56 products)
1 x 220x90mm Elbow Bend with 150mm Fixed Spigot1 x Spiral Ducting 3 Meters - 800mm1 x GXC9 - High Performance Extract Fan1 x Vent Cowl - VC102 x EC6H - Reversible Group Fan Electronic Controller2 x GX6EC - High Performance Extract Fan1 x Xpelair GX12 commercial window fan1 x Xpelair GX9 commercial window fan1 x GX6 Wall Kit1 x WX-12 - Wall Fan1 x Manual Overide Switch - MOS1 x Remote Humidistat - XRH1 x Air Quality Sensor - AQS2 x Time Delay Unit - DT20B2 x Multi Input Run On Timer - 0 - 20min - CFCU2 x Push Timer Switch - ZA41 x Helios TSW MCB Amp Transformer speed controller1 x Helios ZNE Electronic Fan Overrun Timer2 x 7 Day Programmable TIMECLOCK2 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)2 x Vent Axia T-Series Controller2 x Remote Timer Control - 13511 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x Helios TSW 1.5 Amp Transformer speed controller1 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan2 x Helios TSW 7.5 Amp Transformer speed controller1 x Transformer 5 Speed Controller - ATC1-4TK2 x Vent Axia ACM 150 inline mixed flow duct fan1 x Vent Axia ACM 125 inline mixed flow duct fan2 x Remote controller FLEX - for VEKO INT1 x Helios TSW 0.3Amp Compact Transformer speed controller1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans2 x Transformer 5 Speed Controller - ATC1-2TK1 x RDS 7 Helios Transformer Controller With Motor Protection1 x Transformer speed controller - ATC1 - 1.5 Amps1 x Three Phase Transformer controllers - RMT 1.5 Amp2 x Systemair Save Connect 2.0 Internet Module1 x Isolator Switch - ISOSW2 x Envirovent 4 Way Remote Control Switch - SWHBKRF-42 x CS2 Current Switch2 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven1 x TEM 075 - 5 Speed Transformer Speed Control1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x FAST-TRACK RANGE 90mm - Adaptor For Distribution Box1 x WS - Reversing Switch from Helios Fans1 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x Helios TSW 3 Amp Transformer speed controller1 x MWS 1.5 – Transformer Controller With Motor Protection2 x Elta 3 Amp Electronic single phase speed controller with TK2 x Electronic extractor fan speed controller - FSC 1.51 x Transformer 5 Speed Controller - ATC1-10TK1 x MV-B Dual Switch for use with Helios HQW plate fans,1 x Transformer (silent) speed controller - RE 3.0 Amp1 x Helios HQW-200/2 - IP551 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x CBS-60 Outlet Flange for CSB/CBT-602 x TG-K3/NTC10-01 - Duct temperature sensor1 x DEF-140T Inlet Guard for the CBT-100N2 x Envirovent G4 Filter - SL-G4/F71 x Helios HQW-200/4 - IP551 x Speed Controller - REB31 x Helios HQW-630/4 - IP551 x FAST-TRACK RANGE 90mm - Click Ring (1 bag of 10)1 x Skyflow SSR Horizontal Roof Cowl SSR80B1 x Transformer Speed Control - RTRE- 7.0Amp1 x Airvent ceiling fan controller1 x CBA-60 Inlet Flange for CBT-601 x Vent Axia ACM 200 inline mixed flow duct fan1 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Transformer Speed Control - RTRE- 1.5Amp1 x Helios HQW-315/4 - IP551 x CBM 9-9 550w 4P VR (Open Motor)2 x FAST-TRACK RANGE 75mm - Click Ring (1 bag of 10)1 x Transformer (silent) speed controller - RE 1.5 Amp2 x Speed Controller - REB51 x ELM 25 EX Flexible Cuff for ERM 252 x KMBI 225 Connector rectangular/circular to install on the discharge of CMT1 x Speed Controller - REB61 x Vent Axia SC5001 - Speed controller1 x MEV Spider Wireless boost Switch - MEV-SWH-W1 x Helios PU10 Speed Potentiometer (Flush Mounted)1 x Transformer Speed Control - RTRE- 3.0Amp1 x DEF-CBM-RE-7 - Protection Guard1 x Transformer 5 Speed Controller - ATC1-8TK2 x CMT-2 225/090 1.1KW - Single inlet centrifugal fan direct driven1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x Elta 10 Amp Electronic single phase speed controller.1 x Speed Controller - REB1-N
Reviews
Circular Inline Silencers - 0.6M long - SLU-600
Circular Inline Silencers - 0.6M long - SLU-600
£ 58.40

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