• Model:SLU-900

Circular Inline Silencers - 0.9M long - SLU-900

£ 73.03 (excl. VAT)

£ 87.64 (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 AMD 400/2/2 High Pressure Long Cased Axial Fan1 x Ducting 45 Degree Bend - 355mm1 x Spiral Duct Grille Termination - 355mm1 x Duct Humidistat - HS3_hdt1 x Ancillary Pack for SB-CYL 630 model1 x Ancillary Pack for SB-CYL 500 model1 x Male Ducting Connector - 355mm1 x 110 x 54mm Short Rectangular to Round Adaptor male1 x Air Quality Sensor - AQS1 x Hydor HPA315/4-1A1 x EuroSeries (ESP) - Plate Mounted Axial Fans 315-121 x CPTA-E Flush mounted PIR sensor with timer1 x HPA Heavy Duty Flexible Ducting1 x Soler & Palau TCBT/6-400/H - IP441 x PBT/4-400 Portable Cooling Fan1 x CRBB/4-400/J ML UL1 x Mini Diffuser - 100mm1 x Flanged Spigot - 355mm1 x 110 x 54mm Short Rectangular to Round Adaptor Female1 x Ancillary Pack for SLC-710 for 4 pole Motors1 x Economy Airvent 150mm Fan1 x 100mm Round Wall Plate1 x CS2 Current Switch1 x Universal Pipe Fixing Clip1 x IBC - Plastic Container 1000l1 x Ancillary Pack for SLC-900 for SLC900/6A-3AC and SLC900/6B-3AC1 x 100mm Round Connector1 x SEL355/2-1AC1 x Spiral Ducting 3 Meters - 355mm1 x 18M - 80mm PVC flexible ducting1 x Ancillary Pack for SLC-900 for SLC900/4A-3AC and SLC900/8-3AC1 x 204 x 60mm Duct to Fitting Connector for use with Insulated Thermal Ducting1 x FAST-TRACK RANGE 90mm - Semi-Rigid Duct 50M1 x Ancillary Pack for SLC-6301 x Raptor SDA400/4-1AC1 x Duct Fast Clamps - 355mm1 x Differential Pressure Switch - 50 - 500 Pa - IP651 x ARIETT I - Centrifugal Bathroom Fan1 x EBB-250 M DESIGN Centrifugal Extractor Fan1 x Galvanised Banding1 x Elta - SMT 125 Mixvent Inline Fan - Clearance Stock Line1 x AL 315 EC 01 AXIALINE - High Performance Long Cased Axial Fan1 x Decor 300-CRZ Bathroom Fan1 x Belt Drive Cased Axial Fan - 800mm - H version1 x Centrif Duo Plus - Timer1 x Elta SCP350/4-1AC - IP551 x Elta Variable Speed Drive IP66 - 1.5KW1 x Elta Variable Speed Drive IP66 - 2.2KW (1ph to 3ph)1 x HRFD 250/4 EX Atex Rated 250mm Cased Axial Fan 400v1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 4501 x Ancillary Pack for SLC-4001 x Inclined Curb support BI-3 for TH-5001 x Revolution SLCX ATEX Long Cased Axial Flow Fan SLCX630/4-3 Three Phase1 x GB-WSD 560 Weather Protection hood for the Giga-Box Fans - 560mm1 x Spiral Ducting 3 Meters - 160mm1 x Revolution SLCX ATEX Long Cased Axial Flow Fan SLCX560/4-3 Three Phase1 x Elta SLC315/4-3AC - IP551 x Round ceiling diffuser 350mm1 x 110 x 54mm Elbow Bend Male1 x Purlin Box 500/560 for RAW Cowls1 x Soler & Palau - HXBR/4-355/H - IP541 x Soler & Palau TCBT/6-800/L - IP651 x FRQ5-10A Inverter Speed controller1 x HRT/4-355-BPN1 x filter pack (set of 2) pt no. 4438891 x Elta Variable Speed Drive IP66 - 5.5KW1 x Soler & Palau TCBT/4-315/H - IP441 x Round ceiling diffuser 400mm1 x Metallic Kitchen Extractor - CK35N1 x Purlin Box 300/315 for RAW Cowls1 x *VORT HRW 30 MONO Evo - Single Room Heat Recovery Unit,1 x Helios AV200 External Wall Fan1 x Circular Ceiling Diffuser - TST 200
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 ...