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
£ 1,249.05
• 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
£ 1,820.58
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 ACCESS DOOR FOR CIRCULAR DUCT 180 X 180 -- 100/1251 x Elta SLC900/4B-3AC - IP551 x Raptor SDA400/4-1AC1 x LCA403218 - Long Cased Axial Fan1 x Access Door for Circular Duct - 250 x 150 - SIZE 151 x LC040K2-A5/28 Long-Cased Axial - 400mm1 x Access Door for Circular Duct - 300 x 200 - SIZE 401 x Access Door 450mm x 450mm1 x HRFD 400/4/2 Cased Axial Fan 400mm - 3 Phase1 x AL 400 D2 01 AXIALINE - High Performance Long Cased Axial Fan1 x Access Door for Circular Duct - 400 x 300 - SIZE 451 x Elta SLC400-1EC -IE5 Motor- IP551 x CCZ-404-T (three Phase)1 x Blast Gate (Manual) 300mm1 x Access Door for Circular Duct - 250 x 150 - SIZE 311 x Access Door for Circular Duct - 250 x 150 - SIZE 251 x Access Door for Circular Duct - 400 x 300 - SIZE 401 x Elta SLC400/4-1AC - IP551 x Soler & Palau TCBT/6-400/H - IP441 x Blast Gate (Manual) 100mm1 x PBT/4-400 Portable Cooling Fan1 x Soler & Palau TCBB/6-400/H - IP441 x Blast Gate (Manual) 180mm1 x Blast Gate (Manual) 125mm1 x Access Door for Circular Duct - 300 x 200 - SIZE 351 x Access Door for Circular Duct - 500 x 4001 x Access Door 200mm x 200mm1 x Access Door for Circular Duct - 280 x 80 - SIZE 101 x Blast Gate (Manual) 250mm1 x PBB/4-400 Portable Cooling Fan1 x Soler & Palau - TGT/4-450-6/0.55kW 32 Degree1 x Raptor SDA350/4-1EC1 x 125mm Thermal Duct to Duct Connector - SST-125-DDCON1 x Spiral Ducting 1 meter - 500mm1 x Elta Quietflow Twin SQT500-1ECL1 x 220x90mm Double Airbrick Adapter1 x Belt Drive Cased Axial Fan - 560mm - H version1 x 220x90mm Elbow Bend with 150mm Fixed Spigot1 x Flexible PVC Ducting - 220x901 x HD Series Control Damper - 2300mm X 1000mm1 x CC-314 M Cased Axial Fan (Single Phase)1 x Soler & Palau - HXBR/4-560/H - IP541 x FAST-TRACK RANGE 75mm - Valve Adaptor 90° 125mm1 x HRU Controller1 x Spiral Ducting 3 Meters - 200mm
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 ...