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 58 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 58 products)
3 x Single phase speed controller by auto-transformer - RMB 1.5 Amp2 x Transformer Speed Control - RTRE- 1.5Amp2 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x Elta Variable Speed Drive IP66 - 2.2KW1 x Elta Variable Speed Drive IP66 - 7.5KW1 x FU 15 40 Frequency Inverter1 x FRQ5-4A V2 Inverter Speed Controller1 x FRQ-10A V2 Inverter Speed controller1 x Helios TSD 3.0 Transformer Speed Control (400v)1 x FU 075 52 Frequency Inverter (IP20)1 x FU 22 25 Frequency Inverter1 x Elta Variable Speed Drive IP66 - 1.5KW1 x Elta Variable Speed Drive IP66 - 4.0KW1 x Frequency converter FU 075 14 - IP661 x Elta Variable Speed Drive IP66 - 0.75KW1 x NKS-D swirl diffuser v-300 x 300mm1 x ELTA - Three Phase Transformer 3amps1 x ELTA - Three Phase Transformer 10amps1 x FRQ5-10A Inverter Speed controller1 x ATEX rated 3-phase Speed Control - R-DK4 KT (EX)1 x Elta 10 Amp Electronic single phase speed controller.1 x FU 15 16 Frequency Inverter1 x Elta Variable Speed Drive IP66 - 5.5KW1 x Frequency converter RUCK - FU 075 211 x FU 22 04 Frequency Inverter1 x Helios - FIUK-11KW 24.0A - FREQUENCY INVERTER1 x Circular Ceiling Diffuser - TST 1001 x Round ceiling diffuser 400mm1 x ELTA - Single Phase Transformer 2amps1 x Balance S Diffuser - NO RING - 125mm1 x Circular Ceiling Diffuser - TST 2002 x Electronic extractor fan speed controller - FSC 1.51 x JSR 200 Painted RAL50181 x Curved Blade Grille 600x600 (2way blow)2 x Circular Ceiling Diffuser - TST 1601 x Balance S Diffuser - NO RING - 100mm2 x EC6H - Reversible Group Fan Electronic Controller2 x EFSC-3N- Single Phase Speed Control1 x Elta 2 Amp Electronic single phase speed controller.2 x Round ceiling diffuser 200mm1 x Elta 3 Amp Electronic single phase speed controller.1 x ELTA - Single Phase Transformer 8amps1 x Round ceiling diffuser 300mm1 x ELTA - Single Phase Transformer 16amps2 x Elta 6 Amp Electronic single phase speed controller with TK2 x Elta 3 Amp Electronic single phase speed controller with TK1 x Round ceiling diffuser 250mm2 x Airvent ceiling fan controller1 x ELTA - Single Phase Transformer 4amps1 x AIRVENT speed control - AIR4019611 x ELTA - Single Phase Transformer 12amps1 x Round ceiling diffuser 350mm1 x PCA Diffuser - PCA-2501 x COM-31 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)2 x Elta 6 Amp Electronic single phase speed controller.1 x EFSC-6N- Single Phase Speed Control2 x Remote Timer Control - 13511 x Run On Timer - 5s - 4hrs - RT5A1 x Helios ZNE Electronic Fan Overrun Timer2 x Push Timer Switch - ZA42 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Time Delay Unit - DT20B1 x 7 Day Programmable TIMECLOCK1 x TTC-2000 Three phase electric heater controller2 x ACOAS/ AC/EC Auto Changeover 8Amp2 x ACO8AC/EC AutoChangeover panel1 x Elta ACO Panel 149-ACO18B1 x EM30-24 Control Panel Commissioning Service1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x Egg Crate Grille with G2 Dust panel filter 1 inch- 300x3002 x Mini Diffuser - 100mm3 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan3 x Helios TSW 7.5 Amp Transformer speed controller1 x REU 1.5amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost2 x Transformer 5 Speed Controller - ATC1-4TK1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x Vent Axia ACM 150 inline mixed flow duct fan1 x Three Phase Transformer controllers - RMT 1.5 Amp2 x Vent Axia ACM 100 inline mixed flow duct fan1 x Vent Axia ACM 200 inline mixed flow duct fan1 x ELTA - Single Phase Transformer 10amps1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x BEAS-control module1 x Vent Axia T-Series Controller1 x MWS 1.5 – Transformer Controller With Motor Protection1 x Transformer (silent) speed controller - RE 3.0 Amp1 x Quietflow SQS400-1ECL - Centrifugal Box Fan1 x Systemair Save Connect 2.0 Internet Module1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x Contactor Interface Station - CI91 x QPTW 250C Acoustic Twin Fan with Controller1 x EBM-Papst D3G133-BF05-14 Double inlet1 x VTR 500 STD Filter Kit1 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan1 x Potentiometer EGH 01 - for DDMP Fans1 x AXC TP - 100mm Plastic Centrifugal Inline Fan1 x CFI In-line 150 - Carbon Filter1 x Duct Termination with Mesh - 100mm1 x CBM 7/7 147w 4P RE-VR1 x Egg Crate Grille with Dust panel filter 1 inch- 595x5952 x Remote controller FLEX - for VEKO INT1 x Transformer 5 Speed Controller - ATC1-2TK1 x Helios TSW 3 Amp Transformer speed controller1 x RDS 11 Helios Transformer Controller With Motor Protection1 x RTRD - Three Phase Speed Controller - 2 Amp1 x Helios TSW 1.5 Amp Transformer speed controller2 x Vent Axia ACM 125 inline mixed flow duct fan1 x ERR 20/1 Centrifugal inline fan1 x Two Speed Switch - REGUL-21 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x WS - Reversing Switch from Helios Fans1 x Speed Controller - REB31 x TG-K Duct temperature sensor1 x Helios HQW-630/4 - IP551 x Speed Controller - REB51 x CBS-60 Outlet Flange for CSB/CBT-601 x TG-K3/NTC10-01 - Duct temperature sensor1 x Speed Controller - REB101 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x Speed Controller - REB1-N1 x EC-Vent control board1 x Elta ACO Panel 149-ACO14E
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 ...