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 1 to 26 (of 58 products)
Circular Inline Silencers - 0.3M long - SLU-300
Circular Inline Silencers - 0.3M long - SLU-300
£ 38.85
Inline Circular Attenuators in standard diameters from 100mm to 400mm diameter. Attenuators are available in standard 300mm, 600mm, 900mm and 1200mm lengths. This version is 300mm long The longer th...
Circular Inline Silencers - 0.6M long - SLU-600
Circular Inline Silencers - 0.6M long - SLU-600
£ 58.40
Inline Circular Attenuators in standard diameters from 100mm to 400mm diameter. Attenuators are available in standard 300mm, 600mm, 900mm and 1200mm lengths. This version is 600mm long The longer th...
Circular Inline Silencers - 0.9M long - SLU-900
Circular Inline Silencers - 0.9M long - SLU-900
£ 84.35
Inline Circular Attenuators in standard diameters from 100mm to 400mm diameter. Attenuators are available in standard 300mm, 600mm, 900mm and 1200mm lengths. This version is 900mm long The longer th...
Circular Inline Silencers - 1.2M long - SLU-1200
Circular Inline Silencers - 1.2M long - SLU-1200
£ 167.40
Inline Circular Attenuators in standard diameters from 100mm to 400mm diameter. Attenuators are available in standard 300mm, 600mm, 900mm and 1200mm lengths. This version is 1200mm long The longer t...
Circular Inline Silencers - 600mm - 600mm
Circular Inline Silencers - 600mm - 600mm
£ 444.13
Circular Inline Silencers - 600mm - 600mm...
Elta Podded Silencer  1D - 630mm - Compact
Elta Podded Silencer 1D - 630mm - Compact
£ 395.00
Elta Podded Flanged Silencer - 710mm Flanged Silencer with pod, 068-0710-1DEP...
Elta Podded Silencer  1D- 710mm
Elta Podded Silencer 1D- 710mm
£ 455.32
Elta Podded Flanged Silencer - 710mm Flanged Silencer with pod, 068-0710-1DEP...
Elta Podded Silencer  2D- 710mm
Elta Podded Silencer 2D- 710mm
£ 801.43
Elta Podded Flanged Silencer - 710mm Flanged Silencer with pod, 068-0710-2DEP...
Elta Podded Silencer  2D- 900mm
Elta Podded Silencer 2D- 900mm
£ 1,221.94
Elta Podded Flanged Silencer - 900mm Flanged Silencer with pod, 068-0900-2DEP...
Elta Unpodded Silencer 1D-250mm
Elta Unpodded Silencer 1D-250mm
£ 131.98
Elta Unpodded Silencer 1D-250mm...
Elta Unpodded Silencer 1D-500mm
Elta Unpodded Silencer 1D-500mm
£ 200.36
Elta Unpodded Silencer 1D-500mm Diameter, 500mm long...
Elta Unpodded Silencer 1D-560mm
Elta Unpodded Silencer 1D-560mm
£ 286.71
Elta Unpodded Silencer 1D-560mm Diameter, 560mm long...
Elta Unpodded Silencer 1D-800mm
Elta Unpodded Silencer 1D-800mm
£ 408.54
Elta Unpodded Silencer 1D-800mm Diameter, 800mm long...
Elta Unpodded Silencer 2D-500mm
Elta Unpodded Silencer 2D-500mm
£ 373.43
Elta Unpodded Silencer 2D-500mm Diameter, 1000mm long...
Elta Unpodded Silencer Melinex 1D-450mm
Elta Unpodded Silencer Melinex 1D-450mm
£ 274.97
Elta Unpodded Silencer 1D-450mm Diameter, 450mm long...
Elta Unpodded Silencer Melinex 1D-500mm
Elta Unpodded Silencer Melinex 1D-500mm
£ 293.30
Elta Unpodded Silencer 1D-560mm Diameter, 500mm long...
Elta Unpodded Silencer Melinex 1D-560mm
Elta Unpodded Silencer Melinex 1D-560mm
£ 353.17
Elta Unpodded Silencer 1D-560mm Diameter, 560mm long...
Elta Unpodded Silencer Melinex 2D-1000mm Dia
Elta Unpodded Silencer Melinex 2D-1000mm Dia
£ 1,333.74
Elta Unpodded Silencer 2D-560mm Diameter, 2000mm long...
Elta Unpodded Silencer Melinex 2D-450mm
Elta Unpodded Silencer Melinex 2D-450mm
£ 389.46
Elta Unpodded Silencer 2D-450mm Diameter, 900mm long...
Elta Unpodded Silencer Melinex 2D-560mm
Elta Unpodded Silencer Melinex 2D-560mm
£ 597.61
Elta Unpodded Silencer 2D-560mm Diameter, 1120mm long...
FSAF1000B1DB Silencer 1043/24
FSAF1000B1DB Silencer 1043/24
£ 694.44
Circular attenuator suitable for direct connection to 1000mm cased axial fans Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fa...
FSAF1000C1DA SILENCER 1070/16
FSAF1000C1DA SILENCER 1070/16
£ 819.16
Circular attenuator suitable for direct connection to 1000mm cased axial fans Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fa...
FSAF1250C1DA Silencer 1320/20
FSAF1250C1DA Silencer 1320/20
£ 1,916.61
Circular attenuator suitable for direct connection to 1250mm cased axial fans. Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fan dr...
FSAF315B2DX Silencer 355/8
FSAF315B2DX Silencer 355/8
£ 234.99
Circular attenuator suitable for direct connection to 315mm cased axial fans - 600mm Long Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the...
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...
Displaying 1 to 26 (of 58 products)
2 x Helios TSW 3 Amp Transformer speed controller3 x Systemair Save Connect 2.0 Internet Module6 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven2 x Elta Variable Speed Drive IP66 - 2.2KW1 x Elta Variable Speed Drive IP66 - 7.5KW1 x Elta Variable Speed Drive IP66 - 1.5KW1 x Elta 10 Amp Electronic single phase speed controller.1 x Elta Variable Speed Drive IP66 - 4.0KW1 x Frequency converter RUCK - FU 075 201 x Frequency converter FU 075 14 - IP661 x Elta Variable Speed Drive IP66 - 0.75KW1 x FU 075 52 Frequency Inverter (IP20)1 x FU 22 25 Frequency Inverter1 x FU 15 40 Frequency Inverter1 x Helios TSD 5.5 Transformer Speed Control (400v)1 x FRQ5-4A V2 Inverter Speed Controller1 x Helios TSD 3.0 Transformer Speed Control (400v)1 x Circular Ceiling Diffuser - TST 1251 x FU 22 04 Frequency Inverter1 x Frequency converter RUCK - FU 075 381 x ATEX rated 3-phase Speed Control - R-DK4 KT (EX)2 x FRQ5-10A Inverter Speed controller1 x Elta Variable Speed Drive IP66 - 2.2KW (1ph to 3ph)1 x ELTA - Three Phase Transformer 3amps1 x NKS-D swirl diffuser v-300 x 300mm1 x ELTA - Three Phase Transformer 10amps2 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x Circular Ceiling Diffuser - TST 1001 x Circular Ceiling Diffuser - TST 2001 x Helios - FIUK-11KW 24.0A - FREQUENCY INVERTER1 x PCA Diffuser - PCA-3151 x JSR 200 Painted RAL50181 x Curved Blade Grille 600x600 (2way blow)1 x ELTA - Single Phase Transformer 2amps1 x Balance S Diffuser - NO RING - 125mm1 x EC6H - Reversible Group Fan Electronic Controller1 x Balance S Diffuser - NO RING - 100mm1 x Versio Square Ceiling Diffusers - RS141 x Circular Ceiling Diffuser - TST 1603 x Electronic extractor fan speed controller - FSC 1.51 x Elta 2 Amp Electronic single phase speed controller.1 x EFSC-3N- Single Phase Speed Control1 x Round ceiling diffuser 200mm1 x Round ceiling diffuser 250mm1 x ELTA - Single Phase Transformer 8amps1 x Elta 3 Amp Electronic single phase speed controller.1 x Round ceiling diffuser 300mm1 x Elta 3 Amp Electronic single phase speed controller with TK1 x ELTA - Single Phase Transformer 16amps5 x Elta 6 Amp Electronic single phase speed controller with TK1 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x AIRVENT speed control - AIR4019611 x ELTA - Single Phase Transformer 4amps1 x ELTA - Single Phase Transformer 12amps3 x Airvent ceiling fan controller1 x PCA Diffuser - PCA-2501 x EFSC-6N- Single Phase Speed Control1 x Elta 6 Amp Electronic single phase speed controller.3 x COM-33 x Remote Timer Control - 13511 x Elta Variable Speed Drive IP66 - 0.75KW (1ph to 3ph)1 x Elta Variable Speed Drive IP66 - 1.5KW (1ph to 3ph)1 x ELTA - Single Phase Transformer 10amps1 x Run On Timer - 5s - 4hrs - RT5A3 x Push Timer Switch - ZA41 x Helios ZNE Electronic Fan Overrun Timer1 x Time Delay Unit - DT20B2 x 7 Day Programmable TIMECLOCK1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x TTC-2000 Three phase electric heater controller1 x ACO8AC/EC AutoChangeover panel1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x RDS 11 Helios Transformer Controller With Motor Protection1 x Elta ACO Panel 149-ACO14E1 x EC-Vent control board1 x CONTROL ECOWATT - Basic1 x ACO 149-ACO1/EDV1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x EM30-24 Electro-Mechanical Control Panel1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x CBS-60 Outlet Flange for CSB/CBT-601 x FU 15 16 Frequency Inverter1 x FU 075 04 Frequency Inverter (IP20)2 x Transformer 5 Speed Controller - ATC1-8TK1 x Round ceiling diffuser 400mm1 x DEF-140T Inlet Guard for the CBT-100N3 x Multi Input Run On Timer - 0 - 20min - CFCU6 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan5 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan2 x Remote controller FLEX - for VEKO INT2 x Helios TSW 7.5 Amp Transformer speed controller2 x Vent Axia ACM 150 inline mixed flow duct fan2 x Three Phase Transformer controllers - RMT 1.5 Amp2 x Vent Axia ACM 100 inline mixed flow duct fan5 x Vent Axia ACM 125 inline mixed flow duct fan2 x Transformer 5 Speed Controller - ATC1-12TK3 x Vent Axia ACM 200 inline mixed flow duct fan3 x CS2 Current Switch2 x Transformer 5 Speed Controller - ATC1-10TK1 x Envirovent 4 Way Remote Control Switch - SWHBKRF-42 x Transformer 5 Speed Controller - ATC1-4TK2 x Helios TSW 0.3Amp Compact Transformer speed controller1 x Helios TSW MCB Amp Transformer speed controller2 x Helios TSW 1.5 Amp Transformer speed controller3 x Temperature Fan Speed Controller - ATCP4-WMS2 x MV-B Dual Switch for use with Helios HQW plate fans,4 x Isolator Switch - ISOSW3 x MWS 3 – Transformer Controller With Motor Protection3 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x RRB- transformer controller3 x Single phase speed controller by auto-transformer - RMB 8.0 Amp2 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)2 x Single phase speed controller by auto-transformer - RMB 3.5 Amp2 x MWS 1.5 – Transformer Controller With Motor Protection2 x TG-K Duct temperature sensor1 x KMBI 225 Connector rectangular/circular to install on the discharge of CMT3 x WS - Reversing Switch from Helios Fans1 x Two Speed Switch - REGUL-23 x Transformer Speed Control - RTRE- 12.0Amp3 x Vent Axia T-Series Controller2 x BEAS-control module1 x Envirovent G4 Filter - SL-G4/F71 x RDS 7 Helios Transformer Controller With Motor Protection5 x Transformer (silent) speed controller - RE 3.0 Amp2 x Helios HQW-200/2 - IP552 x Helios HQW-630/4 - IP552 x REE-1 Electronic Speed Controller1 x Transformer 5 Speed Controller - ATC1-2TK3 x TG-K3/NTC10-01 - Duct temperature sensor1 x EC-Vent Room Unit1 x Helios HQW-200/4 - IP551 x Skyflow SSR Horizontal Roof Cowl SSR31/35B1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x Elta ACO Panel 149-ACO18B2 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x Speed Controller - REB31 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan2 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x FAST-TRACK RANGE 75mm - Click Ring (1 bag of 10)1 x CBA-60 Inlet Flange for CBT-602 x TG-R room temperature sensor1 x Helios HQW-315/4 - IP551 x Quietflow SQS400-1ECL - Centrifugal Box Fan1 x Transformer Speed Control - RTRE- 1.5Amp1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x MTS10- extractor fan 3 step switch1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x DDMP 09-09 3F 2130W M6A4 DG03 x Transformer (silent) speed controller - RE 1.5 Amp1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x Speed Controller - REB1-N1 x Elta Wall Cowl SWC56/631 x MTP 10, 10K, Speed control1 x Transformer (silent) speed controller - RE 5.0 Amp1 x Easy-fix termination kit - High Rise Ventilator - EFT1 x REB-CVF 0-10v Controller1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x Speed Controller - REB11 x Vent Axia Silent 100T (TIMER)1 x Speed Controller - REB51 x Speed Controller - REB101 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS1 x KMBI 250 Connector rectangular/circular to install on the discharge of CMT1 x ELM 20 EX Flexible Cuff for ERM 221 x TD Mixvent 800/200 EEXEIIT31 x CBM 9-9 550w 4P VR (Open Motor)2 x Helios PU10 Speed Potentiometer (Flush Mounted)1 x VTR 300 STD Filter Kit1 x Elta Wall Cowl SWC35/401 x PIR Sensor - PIR2
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 ...