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 Biflow SB315-CON2-3 - High Temperature Bifurcated Fan1 x CBT-130N Centrifugal ATEX II 2G Exe II T31 x Elta Variable Speed Drive IP66 - 7.5KW2 x Elta Variable Speed Drive IP66 - 2.2KW1 x FU 075 52 Frequency Inverter (IP20)1 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 Elta Variable Speed Drive IP66 - 1.5KW1 x Frequency converter RUCK - FU 075 201 x Elta Variable Speed Drive IP66 - 4.0KW1 x Frequency converter FU 075 14 - IP661 x FU 22 25 Frequency Inverter3 x Elta Variable Speed Drive IP66 - 0.75KW1 x ELTA - Three Phase Transformer 3amps1 x ATEX rated 3-phase Speed Control - R-DK4 KT (EX)1 x Elta Variable Speed Drive IP66 - 2.2KW (1ph to 3ph)1 x FRQ5-10A Inverter Speed controller1 x FU 15 16 Frequency Inverter1 x Elta Variable Speed Drive IP66 - 5.5KW1 x FU 22 04 Frequency Inverter1 x Frequency converter RUCK - FU 075 211 x FU 075 04 Frequency Inverter (IP20)1 x Helios - FIUK-11KW 24.0A - FREQUENCY INVERTER3 x Elta 10 Amp Electronic single phase speed controller.1 x ELTA - Three Phase Transformer 10amps1 x NKS-D swirl diffuser v-300 x 300mm1 x ELTA - Single Phase Transformer 2amps4 x Electronic extractor fan speed controller - FSC 1.51 x Balance S Diffuser - NO RING - 125mm1 x Circular Ceiling Diffuser - TST 1251 x Circular Ceiling Diffuser - TST 1002 x EC6H - Reversible Group Fan Electronic Controller1 x PCA Diffuser - PCA-3151 x Curved Blade Grille 600x600 (2way blow)1 x Circular Ceiling Diffuser - TST 2002 x Airvent ceiling fan controller2 x 5-Speed Controller for use with Elta SAX Classic Fans1 x JSR 200 Painted RAL50183 x Elta 3 Amp Electronic single phase speed controller with TK1 x Round ceiling diffuser 400mm1 x Elta 3 Amp Electronic single phase speed controller.3 x Elta 6 Amp Electronic single phase speed controller with TK1 x EFSC-3N- Single Phase Speed Control1 x Circular Ceiling Diffuser - TST 1601 x ELTA - Single Phase Transformer 8amps1 x Round ceiling diffuser 200mm1 x ELTA - Single Phase Transformer 4amps1 x AIRVENT speed control - AIR4019614 x COM-31 x EFSC-6N- Single Phase Speed Control1 x Round ceiling diffuser 300mm1 x Elta 6 Amp Electronic single phase speed controller.1 x PCA Diffuser - PCA-2501 x Round ceiling diffuser 350mm1 x ELTA - Single Phase Transformer 10amps1 x TTC-2000 Three phase electric heater controller1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x ACO8AC/EC AutoChangeover panel1 x Elta ACO Panel 149-ACO14E1 x EC-Vent control board1 x CONTROL ECOWATT - Basic1 x EM30-24 Electro-Mechanical Control Panel1 x ACO 149-ACO1/EDV1 x Elta ACO Panel 149-ACO18B2 x Systemair Save Connect 2.0 Internet Module1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x EC-Vent Room Unit1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x EM30-24 Control Panel Commissioning Service1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x Easy-fix termination kit - High Rise Ventilator - EFT3 x Vent Axia ACM 100 inline mixed flow duct fan1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3552 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan2 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans3 x Remote controller FLEX - for VEKO INT2 x Helios TSW 7.5 Amp Transformer speed controller1 x Vent Axia ACM 150 inline mixed flow duct fan1 x Helios TSW 0.3Amp Compact Transformer speed controller2 x Transformer 5 Speed Controller - ATC1-12TK3 x Helios TSW 3 Amp Transformer speed controller1 x RTRD - Three Phase Speed Controller - 2 Amp3 x Three Phase Transformer controllers - RMT 1.5 Amp1 x Helios TSW MCB Amp Transformer speed controller1 x RDS 7 Helios Transformer Controller With Motor Protection1 x Vent Axia ACM 200 inline mixed flow duct fan1 x Helios TSW 10 Amp Transformer speed controller1 x Helios TSW 1.5 Amp Transformer speed controller3 x Vent Axia ACM 125 inline mixed flow duct fan1 x MV-B Dual Switch for use with Helios HQW plate fans,2 x Transformer 5 Speed Controller - ATC1-8TK1 x DEF-140T Inlet Guard for the CBT-100N2 x Isolator Switch - ISOSW2 x Single phase speed controller by auto-transformer - RMB 1.5 Amp3 x MWS 3 – Transformer Controller With Motor Protection2 x Single phase speed controller by auto-transformer - RMB 3.5 Amp2 x Envirovent 4 Way Remote Control Switch - SWHBKRF-44 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan4 x Transformer 5 Speed Controller - ATC1-4TK1 x Transformer 5 Speed Controller - ATC1-10TK2 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven1 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Push Timer Switch - ZA42 x TG-K Duct temperature sensor2 x BEAS-control module2 x Single phase speed controller by auto-transformer - RMB 8.0 Amp2 x Helios HQW-200/2 - IP551 x 7 Day Programmable TIMECLOCK2 x Temperature Fan Speed Controller - ATCP4-WMS1 x CS2 Current Switch1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x Envirovent G4 Filter - SL-G4/F72 x MWS 1.5 – Transformer Controller With Motor Protection1 x ERR 20/1 Centrifugal inline fan2 x Two Speed Switch - REGUL-22 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted3 x WS - Reversing Switch from Helios Fans2 x Helios HQW-630/4 - IP552 x Vent Axia T-Series Controller1 x CBS-60 Outlet Flange for CSB/CBT-602 x REE-1 Electronic Speed Controller1 x ERR 31/1 Centrifugal inline fan4 x Transformer (silent) speed controller - RE 3.0 Amp2 x Helios HQW-200/4 - IP552 x Speed Controller - REB51 x FAST-TRACK RANGE 90mm - Click Ring (1 bag of 10)1 x Remote Timer Control - 13512 x Transformer Speed Control - RTRE- 12.0Amp2 x Multiflow SMB550/4-1AC1 x Speed Controller - REB31 x Transformer (silent) speed controller - RE 1.5 Amp2 x TG-R room temperature sensor3 x Skyflow SSR Horizontal Roof Cowl SSR31/35B3 x Commercial Single or 3 phase Fan Reversing Switch - RS12 x FAST-TRACK RANGE 75mm - Click Ring (1 bag of 10)1 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS1 x TG-K3/NTC10-01 - Duct temperature sensor3 x REB-CVF 0-10v Controller1 x Isolator Switch - EFF-ISO2 x Speed Controller - REB101 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x Speed Controller - REB64 x MTP 10, 10K, Speed control3 x Speed Controller - REB1-N1 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)2 x Transformer 5 Speed Controller - ATC1-2TK1 x SG-200 Fan Guard for the HQW 2002 x Helios PU10 Speed Potentiometer (Flush Mounted)2 x Transformer Speed Control - RTRE- 7.0Amp1 x Elta Wall Cowl SWC56/633 x Helios HQW-315/4 - IP551 x DDMP 09-09 3F 2130W M6A4 DG02 x Transformer (silent) speed controller - RE 5.0 Amp1 x Quietflow SQS400-1ECL - Centrifugal Box Fan4 x PIR Sensor - PIR21 x DDMP 12-12 3F 1810W M6A4 DG01 x Transformer Speed Control - RTRE- 5.0Amp1 x KKS 100 silencer-section - For use with the MUB 100 size Fans.1 x GRA-100 External Grill by S&P1 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan1 x RDS 11 Helios Transformer Controller With Motor Protection2 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x Elta Louvre Shutter - 400mm2 x Helios HQW-250/4 - IP551 x Silent 100 Window Kit - windowS1 x Vent Axia Silent 100T (TIMER)1 x PIR Sensor - PIR41 x QPTW 250C Acoustic Twin Fan with Controller1 x Elta Wall Cowl SWC35/401 x Elta Wall Cowl SWC25/311 x MEV Spider Wireless boost Switch - MEV-SWH-W1 x Speed Controller - REB81 x ELM 18 EX Flexible Cuff for ERM 181 x CBM 9-9 550w 4P VR (Open Motor)2 x MTS10- extractor fan 3 step switch2 x Transformer Speed Control - RTRE- 1.5Amp1 x Elta Wall Cowl SWC45/501 x Speed Controller - REB1
Reviews
EM 250-E2M 01- Etamaster-250
EM 250-E2M 01- Etamaster-250
£ 128.80

Really well made but comes with no speed controler? ?and can...