• Model:SLU-900

Circular Inline Silencers - 0.9M long - SLU-900

£ 84.35 (excl. VAT)

£ 101.22 (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 900mm 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

Available Options

1 x DEF-CBM-RE-7 - Protection Guard1 x ACOAS/ AC/EC Auto Changeover 8Amp2 x TUNE-R-250-2-M1 - Control Damper2 x Duct Termination with Mesh - 450mm4 x ELTA - Three Phase Transformer 3amps1 x Duct Termination with Mesh - 150mm1 x BDS 200/250 RA b/d shutter2 x Duct Termination with Mesh - 400mm3 x Universal Pipe Fixing Clip1 x FU 22 25 Frequency Inverter3 x Vent Axia T-Series Wall Model TX9WL1 x CBM 7/9 6p 72W RE-VR2 x RDH Flange - 03151 x CBM Low Pressure Centrifugal Fan - CBM 10/8 4 Pole 373watt CVR1 x Nicotra RDH G2E7-04501 x TecFire Intumescent Damper - Rectangular 400x400mm1 x CBT-170 Centrifugal3 x CBB-80N Centrifugal1 x CBP-7/7-RC1 x Vent Axia W300310 Controller Electronic 1.5A1 x Purlin Box 800 for RAW Cowls2 x DPD 12PM Delivery Surcharge1 x Elta Standard Ambient Flexible Connector - 800mm4 x 125mm Round Connector with Damper1 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt C VR2 x Duct Termination with Mesh - 200mm1 x Chaysol Da 12/12 CMAL - 1100W 6 Pole - Closed Motor - Three Phase2 x Envirovent Silent MV160/100S Mixvent - 100mm - (5 year warranty)1 x DDMP 10-10 1F 1000W M6A2 DA53 x Duct Termination with Mesh - 250mm2 x Biflow SB315-CON4-3 - High Temperature Bifurcated Fan2 x KAD-225-F400 Rectangle Flexible Connector3 x DDMP 12-09 1F 1800W M6A4 DA82 x CBM 7/7 147w 4P RE-VR1 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 1100watt 6PT (Closed Motor)2 x Biflow SB250-CON4-3 - High Temperature Bifurcated Fan2 x Spiral Ducting 1 meter - 200mm1 x Quietflow SQS250-1ECL - Centrifugal Box Fan1 x Binks Bullows - Spray Booth Filter1 x EX 140A-2 (Three Phase) Centrifugal Fan (ATEX)2 x DDMP 10-08 FLANGE1 x Biflow SB500-CON2-3 - High Temperature Bifurcated Fan1 x Purlin Box 630/710 for RAW Cowls1 x Ancillary Pack for SLC-900 for SLC900/4A-3AC and SLC900/8-3AC1 x Elta SCP500/4-3AC - IP551 x TD ECOWATT 800/200 Inline Duct Fan - TD-ECOWATT1 x DDMP 12-12 3F 5700W M6M0 DG71 x Elta HXP 800mm 6-Pole (Three Phase)1 x Elta SCP450/4-1AC - IP551 x FAST-TRACK RANGE 75mm - Seal Ring (1 bag of 10)1 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF315/4-1AC - Single Phase1 x 100mm Round Connector with Damper1 x Slimline 150 High Efficiency, Low Profile Heat Recovery Unit1 x CBS-100 Outlet Flange for CBT-1001 x KBA- Inlet Mounting 1801 x Ancillary Pack for SLC-4001 x RUCK MTP 20, 10K, Speed control1 x Chaysol da 9-7 - 3 Speed1 x Flat Roof Terminal -OFT 5 - Asphalt1 x KRJ - 225 Inlet Guard1 x KBA- Inlet Mounting 3152 x KBA- Inlet Mounting 2501 x Spiral end cap - 80mm2 x GRA-100 External Grill by S&P1 x Silentub - STUB 2001 x 204 x 60mm Duct to Duct Connector for use with Insulated Thermal Ducting3 x ELTA - Single Phase Transformer 2amps1 x JPA-560 Accessory Adapter Plate1 x ELTA - Single Phase Transformer 8amps1 x CBM 9/7 4p 420W RE-VR1 x Elta Turboflow-TF - 450mm - Single phase1 x RDH Flange - 04001 x FU 15 16 Frequency Inverter1 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF350/4-1AC - Single Phase1 x ELTA - Single Phase Transformer 16amps1 x RF-100 M5 Grade Filter for S&P MVHR units1 x CBS-160 Outlet Flange for CBT-1601 x TUNE-R-200-3-M3 - Control Damper2 x SDD-U Anti Vibration Pads1 x Chaysol Da 15/11 CMAL - 2200W 6 Pole - Closed Motor - Three Phase1 x CAD-COMPACT 500 ADVANCED N8 - MVHR unit2 x CBT-130N Centrifugal2 x RDH Flange - 02501 x LC080L43-A9-40 - Long Cased Axial1 x Run On Timer - 5s - 4hrs - RT5A1 x Biflow SB250-CON4-1 - High Temperature Bifurcated Fan1 x Chaysol DA 7/7 NT (V600002)1 x IP65 Remote Speed Adjustment Station1 x Elta SPA500/4-1AC - IP541 x TD ECOWATT 2000/315 Inline Duct Fan - TD-ECOWATT1 x DS-2/2 2-Speed Switch IP54 (Single Phase)1 x CAD-COMPACT 900 ADVANCED N8 - MVHR unit1 x RDH Flange - 04501 x DDMP 10-10 FLANGE1 x Elta Quietflow Twin SQT150-1ECL1 x Helios ZNE Electronic Fan Overrun Timer1 x DDMP 09-09 1F 1000W M6A1 DA51 x Air Quality Sensor - AQS1 x CBM 10/10 4 Pole 600watt RE VR1 x Elta SCP630/4-1AC - IP551 x F7 Mini-Cell panel filter - 594 x 5941 x ELTA - Single Phase Transformer 4amps1 x VA 9/2 T - High Temp Axial Fan,
Reviews
Circular Inline Silencers - 0.6M long - SLU-600
Circular Inline Silencers - 0.6M long - SLU-600
£ 58.40

I have a loft mount extractor fan which was very noisy. I ...