• Model:SLU-300

Circular Inline Silencers - 0.3M long - SLU-300

£ 38.85 (excl. VAT)

£ 46.62 (inc. VAT)

Inline Circular Attenuators in standard diameters from 100mm to 400mm diameter. Attenuators are available in standard 300mm, 600mm, 900mm and 1200mm lengths.
This version is 300mm long
The longer the unit, the more effective it is.

Attenuator construction for this range comprises a pre-galvanised sheet steel spiral wound outer casing, manufactured in accordance with HVCA DW144 specification, with circular spigoted end caps. The inner bore is manufactured from pre-galvanised and perforated spiral wound steel tube, retaining a 50mm thick scrim faced 45 kg/cu.m acoustic media.

This range of circular attenuators offer minimal resistance to airflow and can be used in a variety of noise control applications:-
• Small fan system attenuation
• Cross-talk attenuation
• System noise regeneration attenuation
• System terminal unit attenuation

PDF Files


Silencer Range


Range Spec sheet

Available Options

1 x Metal Washable Filter G2 Grade - 290 x 290 x 471 x Spiral Ducting 1 meter - 180mm2 x Heat Resistant In-line Axial Fan - VOK 135/120 H1 x CC-SHT 404 (4-pole)1 x Heat Resistant In-line Axial Fan - VOK 150/120 H1 x Ductwrap Insulation DW501 x Synthetic Air Filter Media - 6mm x 1000mm x 1000mm1 x Spiral Ducting 1 meter - 560mm1 x Synthetic Air Filter Media - 15mm x 1000mm x 1000mm1 x Female Ducting Connector - 180mm1 x CVAT Acoustic Kitchen Fan & Inverter Kit - CVAT/4-12000/560 ND - Pack 81 x ACQ-31514HD Acoustic Inline Box Fan1 x Single Deflection Grille 400mm with OBD damper1 x HEPA TERMINAL HOUSING with HEPA Filter A/H14/D/MINI/2GR1 x BDS 200/250 RA b/d shutter1 x LBFR 400 F7 Grade Replacement Filter (2 Pieces)1 x Synthetic Air Filter Media - 10mm x 1000mm x 1000mm1 x QP315C Acoustic Fan - 315mm1 x Spare filter for Energi Sava 380 HR unit1 x RRB- transformer controller1 x KVK Slim 315 - Low profile Semi Acoustic Box Fan1 x LBFR 400 F7 - Helios Inline Filter Box - 400mm1 x Spiral Ducting 1 meter - 150mm1 x K 315 L Sileo Metal Tube Fan1 x Helios GigaBox 710mm GBD 710/4 centrifugal1 x Twinflow STDL315-1EC1 x Kitchen Grille with Grease Filter - 300x300 - NO GRILLE BOX1 x CBB-100N Centrifugal1 x Male Ducting Connector - 315mm1 x HEATER BATTERY+CONTROLS 315 DIA 1 PHASE 4/8kW1 x Spiral Ducting 3 Meters - 180mm1 x Dektite Combo Pipe Flashing - DC210REC1 x Elta Wall Cowl SWC25/311 x 400mm x 400mm Metal Grille Box - 250mm Side Entry1 x CBMT/Q 315-30 1 HEATER KIT1 x Inline Hepa filter with housing & pre-filters1 x Flanged Spigot - 180mm1 x Spiral Ducting 3 Meters - 315mm1 x Vent Axia SABRE Plate Mounted Sickle Fans - VSP315141 x ACQ-20012D Acoustic Inline Box Fan1 x Ducting 90 Degree Bend - 560mm1 x Synthetic Air Filter Media - 6mm x 2mtr x 10mtr Half Roll1 x Duct Suspension Rings - 180mm1 x 204x60mm x 500mm Long Hi-Flow Duct Silencer1 x Helios GigaBox 400mm GBW 400/4 T120 centrifugal1 x Heat Resistant In-line Axial Fan - VO-1351 x Elta Podded Silencer 1D- 710mm1 x Spigot plate - 315mm1 x 204x60mm 45 Degree Horizontal Bend1 x HRSB/6-710/24-BZ2 x CTHT Kitchen/High Temp Roof Fan- 225mm1 x DVG-H 315D4 - Smoke extract roof unit1 x WS - Reversing Switch from Helios Fans1 x CTHB/6-2501 x Heat Resistant In-line Axial Fan - VO-1201 x Envirovent Silent MV160/100S Mixvent - 100mm - (5 year warranty)1 x CTHB/6-400 High Temp Kitchen Roof Fan1 x Spiral Duct Grille Termination - 315mm1 x 204x60mm 45 Degree Vertical Bend1 x CTHT Kitchen/High Temp Roof Fan- 250mm1 x CTHT Kitchen/High Temp Roof Fan- 400mm1 x MPS 225 D2 F4 301 x Helios GigaBox 355mm GBD 355/4/4 T120 centrifugal1 x Female Ducting Connector - 100mm1 x SG-200 Fan Guard for the HQW 2001 x Commercial Thermostat - TH161 x Duct Quick Suspension Rings with Clasp - 200mm1 x 204x60mm x 1000mm Long Hi-Flow Duct Silencer1 x Etaline 710mm - D4 02 3 Phase1 x Elta Turboflow-TF - 560mm - Three phase1 x Elta SLC560/4A-3AC - IP551 x HXP560/4-3 - 4 Pole - Three Phase1 x 204x60mm Flat Channel Clip (Pack of 5)1 x Biflow SB (CYL) Bifurcated Cylindrical Axial Flow Fan - 400mm1 x Flanged Spigot - 100mm1 x 150mm - 100mm Round Reducer1 x Ducting T Piece Equal - 150mm1 x ELTA - Single Phase Transformer 8amps
Air Quality Sensor - AQS
Air Quality Sensor - AQS
£ 98.29 now £ 65.00
Reviews
DAOSL Back Draft Damper
DAOSL Back Draft Damper
£ 10.53

Look good, works well, except the shaft of the lanellae cuts...