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 BDB 400 TM - High Pressure Centrifugal Fan1 x Elta Raptor SFB ATEX Plate Mounted Axial Fan- 420mm1 x 125mm Insulated 90 Degree Bend1 x Duct Mounted Filter Box With G2 Paper AND Metal Washable Filter - 315mm1 x HA-900 N Cooker Hood1 x HXP500/6-1 - 6 Pole - Single Phase1 x CBMT/Q 500-17 3 HEATER KIT1 x Ducting Y Piece - 400mm1 x 125mm Round 45 Degree Bend1 x DA10/10 Feet1 x Raptor SDA500/6-1AC1 x *NEW* TD EVO-200 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan1 x LC040K2-A5/28 Long-Cased Axial - 400mm1 x Anti Vibration Duct Suspension Rings - 100mm1 x 150mm - 100mm Stainless Steel Ducting Reducer1 x Direct Delivery Surcharge1 x EM 315-E2M 01- Etamaster-3151 x EuroSeries (ESP) - Plate Mounted Axial Fans 560-34-B1 x EM30-24 Electro-Mechanical Control Panel1 x Acoustic MiniBox Fan - MINI-BOX 2501 x Soler & Palau - Contra Rotating TCBTx2-560 - IP651 x Helios GigaBox 355mm GBD 355/4/4 centrifugal1 x HRT/4-630/25-BPN E221 x 220x90mm Elbow Bend with 150mm Fixed Spigot1 x Elta Quietflow Twin SQT200-1ECL1 x AXCBF-EX 800-9/18-4 Bifurcated Atex Axial Fans1 x Soler & Palau - HCBT/4-400/H - IP651 x HD Series Control Damper - 2300mm X 1000mm1 x Additional shipping charge for offshore islands1 x Male Ducting Connector - 200mm1 x Elta - HTS450/4-1 - Case Mounted Circulating Axial Fan1 x Elta SPA630/46-3AC - IP541 x 220x90mm x 1m Low Profile Plastic Ducting - 1 Meter1 x Helios SB-125-C SilentBox Acoustic Inline Fan1 x Differential Pressure Switch - 200 - 1000 Pa - IP541 x FlameProof Plate Axial Fan - Single Phase - 9 inches - Eexd IIC T4 -2pole1 x KV DUO 150 EC1 x Spigot plate - 100mm1 x Helios HQW-400/4 - IP551 x 220x90mm Insulated Rectangular Horizontal 45° Bend1 x Gorilla HVLSX701 x Elta SLC400-1EC -IE5 Motor- IP551 x Spiral Duct Grille Termination - 125mm1 x Male Ducting Connector - 100mm1 x Ducting 90 Degree Bend - 80mm1 x Non Vision 150mm x 150mm (Air Transfer) Grille - With Flange - MILL FINISH1 x Ducting 45 Degree Bend - 1000mm1 x Blast Gate (Manual) 100mm1 x Hideaway SH150-1ECL1 x EBM Papst W3G630-GG97-011 x KVK Slim 160 - Low profile Semi Acoustic Box Fan1 x 125mm Insulated Round T-Piece1 x Elta SCP500/4-3AC - IP551 x DTV200 - Differential Pressure Switch1 x Helios GigaBox 630mm GBD 630/4/4 centrifugal1 x CBM 12/9 736W 6PT C - Closed Motor1 x Spigot plate - 160mm1 x Duct Humidistat - HS3_hdt1 x ELS-GU Flush Mounted Casing
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 ...