400mm Duct

400mm Duct Acoustic Fans

Displaying 1 to 7 (of 7 products)
Acoustic Box Fans (Inline) - CAB-400 RE
Acoustic Box Fans (Inline) - CAB-400 RE
£ 890.40
The CAB Acoustic inline fan series is manufactured by S&P and continuing their range of quiet fans, this range of attenuated cabinet fans are specifically designed to provide extract ventilation solut...
KVK Slim 400 - Low profile Semi Acoustic Box Fan
KVK Slim 400 - Low profile Semi Acoustic Box Fan
£ 1,189.57
• Slim design, easy to install • Easy maintenance, service cover • Low sound level, insulated cover • High efficiency and low SFP in a real working point • Speed-controllable • Simple...
KVK SLIM 400 EC - Centrifugal Circular Duct Fan
KVK SLIM 400 EC - Centrifugal Circular Duct Fan
£ 1,733.89
KVK SLIM 400 EC * Slim design, easy to install * Easy maintenance, service cover * Low sound level, insulated cover * High efficiency and low SFP in a real working point * Potentiometer in...
Singleflow SSDL400-1EC
Singleflow SSDL400-1EC
£ 1,918.80
Singleflow SSDL fans are suitable for external mounting. The range incorporates advanced backward curved impellers. All models are designed for direct connection to standard diameter flexible or ri...
Quietflow SQS400-1ECL - Centrifugal Box Fan
Quietflow SQS400-1ECL - Centrifugal Box Fan
£ 2,135.20
Quietflow SQS400-1ECL - Centrifugal Box Fan • Standard size 400 mm • Air volume flow rates up to 1.051 m3/s • Static pressures up to 839 Pa • Suitable for operating temperatures up to +6...
CAB-400 ECOWATT  Energy Efficient Acoustic Box Fan
CAB-400 ECOWATT Energy Efficient Acoustic Box Fan
£ 2,354.12
Low profile acoustic cabinet fans, manufactured from galvanised sheet steel and internally lined with 50mm thickness of fireproof acoustic insulation (M0), with sound-absorbent insulation at the inlet...
Quietflow SQSDCV400-1ECL - Centrifugal Box Fan
Quietflow SQSDCV400-1ECL - Centrifugal Box Fan
£ 2,675.01
Quietflow SQSDCV400-1ECL - Centrifugal Box Fan • Standard size 400 mm • Air volume flow rates up to 1.051 m3/s • Static pressures up to 839 Pa • Suitable for operating temperatures up to...
Displaying 1 to 7 (of 7 products)
1 x Curved boot - 200mm1 x Venturia Whole House Ventilation1 x Belt Drive Cased Axial Fan - 500mm - L version1 x PPF4 - Positive Pressure Supply Fan1 x *NEW* TD EVO-100 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan1 x FSD-TD 250mm Fire and Smoke Damper, Type C, EASY FIX AF, GALV Case, GALV Blades, PM230-TF (SC)1 x FSD-TD 200mm Fire and Smoke Damper, Type C, EASY FIX AF, GALV Case, GALV Blades, PM230-TF (SC)1 x Belt Drive Cased Axial Fan - 500mm - H version1 x Anti Vibration Duct Suspension Rings - 200mm1 x 204x60mm 90 Degree Horizontal Bend1 x Soler & Palau TCBB/6-355/H - IP441 x 204x60mm 45 Degree Vertical Bend1 x CRBB/3-160/052M EC 1H0 MP - External Rotor Motor Radial Fans1 x Access Door for Circular Duct - 300 x 200 - SIZE 401 x KABT High Temp Acoustic Kitchen Fan & Inverter Kit - KABT/4-12000/560 ND - Pack 51 x CAB-400 ECOWATT Energy Efficient Acoustic Box Fan1 x HRST/6-800/28-BZ-68 (400V50)C1 x Spiral Ducting 3 Meters - 300mm1 x 100mm Wall Duct - 350mm1 x Female Ducting Connector - 80mm1 x CBT-100N Centrifugal1 x Male Ducting Connector - 80mm1 x Ducting 90 Degree Bend - 80mm1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x 125mm Wall Duct - 350mm1 x Easy-fix termination kit - High Rise Ventilator - EFT1 x Frequency converter RUCK - FU 075 211 x Economy Airvent 100mm Fan with Timer1 x Ducting T Piece Equal - 100mm1 x IBC - Plastic Container 1000l1 x Male Ducting Connector - 100mm1 x Impeller Side Guard - 800mm1 x Purlin Box 300/315 for RAW Cowls1 x Elta Qube SQU Centrifugal Box Fan - SQU3/4-3 - Three Phase1 x FlameProof Plate Axial Fan - Single Phase - 10.5 inches - Eexd IIC T4 -4pole1 x Economy Airvent 100mm Fan with Timer/Humidistat/Pullcord1 x Ducting T Piece Equal - 150mm1 x MV-Silent 250 Bathroom Extractor Fan Kit - Standard - No Timer1 x Duct Suspension Rings - 150mm1 x Male Ducting Connector - 180mm1 x Round ceiling diffuser 300mm1 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF450/4-3AC - Three Phase1 x PCA Diffuser - PCA-2501 x Quietflow SQS200-1ECL - Centrifugal Box Fan1 x Axial Roof mounted Extract/Supply Fan- -HCTT/4-900-B 5.5kw1 x Metal Inline Fan - VENT-200NK1 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF400/4-3AC - Three Phase1 x CRHB-250N Ecowatt - Energy Efficient Roof Fan1 x Balance S Diffuser - NO RING - 100mm1 x Etaline 450mm D4 01 (Three Phase)1 x Miniflow SMF Horizontal Roof Cowl SMF20/301 x Elta Unpodded Silencer Melinex 1D-450mm1 x Spiral Ducting 1 meter - 125mm1 x Spiral Rapid Lock Clamp - 125mm1 x GB-WSG 630 External Weather Louvers for the Giga-Box Fans - 630mm1 x Ancillary Pack for SB-CYL 400 model1 x GB-WSD 400 Weather Protection hood for the Giga-Box Fans - 400mm1 x CTI CVA-N 355/400 OUTDOOR COVER for CVAB/T Fans1 x Acoustic Box Fans (Inline) - CAB-315 RE1 x Ancillary Pack for SLC-900 for SLC900/4A-3AC and SLC900/8-3AC1 x ECS25/400 ECS25/400 SPRING A/V MOUNT1 x SD-MUB Vibration pad set1 x HVWC800 WALL COWL - for use with the HV-800 belt driven fans1 x HD Series Control Damper - 2000mm X 1000mm1 x SPI-250 C Iris damper1 x Revolution SLCX ATEX Long Cased Axial Flow Fan SLCX400/2-3 Three Phase1 x Soler & Palau - Contra Rotating TCBTx2-630 - IP651 x ISOR 250 EC 201 x Elta SLC450/2-1AC - IP551 x Acopel F400-630/1601 x Helios GigaBox 630mm GBD 630/4/4 centrifugal
Reviews
Circular Inline Silencers - 0.6M long - SLU-600
Circular Inline Silencers - 0.6M long - SLU-600
£ 50.56

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