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...
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...
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...
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...
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...
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...
Displaying 1 to 7 (of 7 products)
1 x Soler & Palau - HCBB/6-355/H - IP651 x Soler & Palau - HCBB/2-355/H - IP651 x CBB-80N Centrifugal1 x Circular Ceiling Diffuser - TST 1001 x NKS-D swirl diffuser v-300 x 300mm1 x CBT-170 Centrifugal1 x Circular Ceiling Diffuser - TST 1601 x CBTR/2-451-4kw1 x DA12/12 Feet1 x CBMT/Q 500-17 3 HEATER KIT1 x VBK 65 - Water heating battery1 x AirTrak Heater-315mm1 x Spiral Rapid Lock Clamp - 125mm1 x Male Ducting Connector - 160mm1 x Duct Fast Clamps - 125mm1 x Elta SCP315-1EC - IP551 x HXP450/4-1 - 4 Pole - Single Phase1 x HCFT/4-450mm plastic impeller plate fan1 x Elta SCP450/4-3AC - IP551 x Spiral Ducting 3 Meters - 800mm1 x Singleflow SSDL125-1EC1 x Flat Roof Terminal -OFT 5 - Asphalt1 x Ducting 45 Degree Bend - 710mm1 x HCFT/4-5001 x AW Sileo EC Plate Axial Fan - Three Phase - 560mm1 x AL 315 EC 01 AXIALINE - High Performance Long Cased Axial Fan1 x HRT/4-500/35-BPN1 x Helios GigaBox 560mm GBD 560/4/4 centrifugal1 x 220x90mm Rectangular to 150mm Round Adaptor1 x 220x90mm 45 Degree Horizontal Bend1 x Acoustic Box Fans (Inline) - CAB-315 RE1 x Air Quality Sensor - AQS1 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x 100mm Round Wall Plate1 x Metal Inline Fan - VENT-355N1 x 100mm - 125mm Round Reducer1 x Quietflow SQS315-1ECL - Centrifugal Box Fan1 x Etaline 355mm E4 011 x GX6EC - High Performance Extract Fan1 x KVK SLIM 400 EC - Centrifugal Circular Duct Fan1 x Impeller Side Guard - 630mm1 x AR Sileo 500 Cased Axial Fan Guard - SG AXC/AM/AR 5001 x KRJ - 120 Inlet Guard for CBB/CBT fans
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 ...