250mm Duct

250mm Duct Acoustic Fans

Displaying 1 to 13 (of 13 products)
Acoustic Box Fans (Inline) - CAB-250N
Acoustic Box Fans (Inline) - CAB-250N
£ 448.51
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...
Acoustic MiniBox Fan - MINI-BOX 250
Acoustic MiniBox Fan - MINI-BOX 250
£ 319.00
The MINI-BOX series consists of centrifugal in-line fans, with acoustically insulated casing and with round spigot (diameter from 100mm to 315mm) for easy connection to round duct system. Main featur...
ACQ-25012D  Acoustic Inline Box Fan
ACQ-25012D Acoustic Inline Box Fan
£ 886.88
• Acoustically treated housing, Class ‘O’ rated, sandwich construction selected for maximum noise absorption • Motors protected to IP44 • Motor insulation Class ‘B’ • Maximum operat...
CAB-250 ECOWATT  Energy Efficient Acoustic Box Fan
CAB-250 ECOWATT Energy Efficient Acoustic Box Fan
£ 1,452.64
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...
EMI 250 E2M - Acoustic Inline Mixvent Fan
EMI 250 E2M - Acoustic Inline Mixvent Fan
£ 295.00
EMI E2M - Acoustic Inline Mixvent Fan Diagonal impeller with stator 3-step Integrated thermostatic switch sound insulated Galvanized sheet steel housing...
Helios  SB-250-C SilentBox Acoustic Inline Fan
Helios SB-250-C SilentBox Acoustic Inline Fan
£ 502.24
Duty: Up to 960m3/hr ■ Installation: Installation in any position without restriction – horizontally, vertically or pitched – suitable for intake or extract (Exception: SVS must not be ins...
ISOR 250 EC 20
ISOR 250 EC 20
£ 603.90
**Backward curved centrifugal fan **EC motor **Integrated electronic **Galvanized metal housing **sound insulated ISOR 250 EC 20 | 50 Hz Voltage UN 230 V 1~ Current Imax 1.8 A Ambient temp...
KVK Slim 250 - Low profile Semi Acoustic Box Fan
KVK Slim 250 - Low profile Semi Acoustic Box Fan
£ 510.81
• 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 250 EC - Centrifugal Circular Duct Fan
KVK SLIM 250 EC - Centrifugal Circular Duct Fan
£ 915.65
KVK SLIM 250 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...
QP315C Acoustic Fan - 315mm
QP315C Acoustic Fan - 315mm
£ 975.00
QP315C Acoustic Fan - 315mm...
Quietflow SQS250-1ECL - Centrifugal Box Fan
Quietflow SQS250-1ECL - Centrifugal Box Fan
£ 1,177.00
Quietflow SQS250-1ECL - Centrifugal Box Fan • Standard size 250 mm • Air volume flow rates up to 0.347 m3/s • Static pressures up to 841 Pa • Suitable for operating temperatures up to +6...
Singleflow SSDL250-1EC
Singleflow SSDL250-1EC
£ 877.65
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...
TD-SILENT 1300/250
TD-SILENT 1300/250
£ 699.12
Standard versions on 150mm versions and above now have three speed motors. Spigot size: 250mm Airflow: 1320m3/hr Power Absorbed: 204W Sound Level: 35db radiated @ 3M The S&P TD SILENT Series In...
Displaying 1 to 13 (of 13 products)
1 x Insulated extract Plenum 8+11 x 100mm - 125mm Round Reducer1 x Spiral Ducting 1 meter - 710mm1 x Helios SB-250-C SilentBox Acoustic Inline Fan1 x DryFan 8 - DH800 8 Litre Desiccant Dehumidifier1 x Flanged Spigot - 100mm1 x Acoustic Box Fans (Inline) - CAB-2001 x Lo-Carbon PUREAIR HOME WITH HEATER BOXED ASSY1 x PPF4 - Positive Pressure Supply Fan1 x Shoed T Piece Equal -100mm1 x Spigot plate - 100mm1 x Female Ducting Connector - 100mm1 x Positive Input Ventilation System - Wall Mounted Unit c/w Heater1 x EVL Filter G4 grade for PIV units1 x Duct Fast Clamps - 100mm1 x Spiral end cap - 100mm1 x Venturia Whole House Ventilation1 x MEV 160 & 300 Additional Spigots1 x Spiral Ducting 1 meter - 100mm1 x Singleflow SSDL200-1EC1 x AIR CONDITIONING UNIT -KYR25CO/AG (Floor Standing)1 x Helios SB-200-C SilentBox Acoustic Inline Fan1 x Spiral Duct Grille Termination - 100mm1 x Eco-Loft Positive Input Ventilation System - PIV Loft Mounted -EVL-H1 x KVK Slim 200 - Low profile Semi Acoustic Box Fan1 x Anti Vibration Duct Suspension Rings - 100mm1 x GB-KW 355 Drain pan for Giga Box Fans - 355mm1 x Spiral Ducting 3 Meters - 100mm1 x Ducting 45 Degree Bend - 100mm1 x MUB 016 200EC - Acoustic EC Box Fan1 x ZAC- 350 -4-11 x CBP-DC 15/151 x Duct Suspension Rings - 250mm1 x Spiral Ducting 3 Meters - 560mm1 x EuroSeries (ESP) - Plate Mounted Axial Fans 560-34-B1 x MD - Motor Protection Switch (3 Phase)1 x 100mm Round Connector1 x 1mtr Insulated Round Ducting - 125mm1 x Helios HQW-200/2 - IP551 x Ducting 90 Degree Bend - 250mm1 x Ducting T Piece Equal - 250mm1 x 110 x 54mm Horizontal 45 Degree Bend1 x Duct Termination with Mesh - 250mm1 x CBT-60N Centrifugal1 x Spigot plate - 710mm1 x Elta SPA350/4-1AC - IP441 x CAB-250 ECOWATT Energy Efficient Acoustic Box Fan1 x Quietflow SQS250-1ECL - Centrifugal Box Fan1 x Quietflow SQS500-1ECL - Centrifugal Box Fan1 x Elta Wall Cowl SWC35/401 x Singleflow SSDL500-3EC1 x Elta SLC400/4-3AC - IP551 x MV EC 150 Multivent1 x Soler & Palau - HXBR/4-355/H - IP54
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 ...