• 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 Soler & Palau - HXTR/4-450/H - IP541 x Helios DDF-200 Roof Cowl1 x Stainless Steel Jet Cowl Ventilation Outlet - 200mm1 x Elta Cased Axial Flange - 315mm1 x TD250 (110v) Mixvent - 100mm - TD2501 x *NEW* TD EVO-100 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan1 x Duct Fast Clamps - 150mm1 x KVK SLIM 125 EC - Centrifugal Circular Duct Fan1 x Elta - SMT 125 Mixvent Inline Fan - Clearance Stock Line1 x Etaline 355mm - E2-011 x Ducting 90 Degree Bend - 200mm1 x Spiral Ducting 1 meter - 355mm1 x Elta SCP400/4-1AC - IP551 x Ducting 90 Degree Bend - 315mm2 x TD160 Mixvent - 100mm - TD160-N Standard1 x Helios DDF-400 Roof Cowl1 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x ELTA - Single Phase Transformer 2amps1 x EM 150L-E2M 01- Etamaster-1501 x Isolator Switch - ISOSW1 x Metal Inline Fan - VENT-250NK1 x Ancillary Pack for SDA350/4-1EC1 x AMD 250/2 - Medium pressure axial fan 3-PH 400 V1 x ASF 355-500 inlet flange DVS1 x SPI-150 C Iris damper1 x Female Ducting Connector - 160mm1 x Helios SB EC 125 A SilentBox Centrifugal Fan1 x Spiral Ducting 3 Meters - 315mm1 x Impeller Side Guard - 350mm1 x Vent Axia ACM 125 inline mixed flow duct fan1 x MK 355 - Mounting Feet for Helios AMD Cased Fans1 x Spiral Ducting 3 Meters - 355mm1 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x Envirovent Silent MV160/100S Mixvent - 100mm - (5 year warranty)1 x Soler & Palau TCBB/4-400/H - IP441 x Stainless Steel Male Connector - 200mm1 x Heat Resistant In-line Axial Fan - VOK 150/120 H1 x Spiral Ducting 3 Meters - 100mm1 x SPI-200 C Iris damper1 x Commercial Thermostat - TH161 x Helios PA10 Speed Potentiometer1 x Female Ducting Connector - 150mm1 x Ducting 90 Degree Bend - 355mm1 x Helios M1/100 Fan1 x Spiral Duct Grille Termination - 355mm1 x Delivery Surcharge1 x MTP 10, 10K, Speed control1 x RUCK MTP 30, Stepped Speed control1 x Stainless Steel Male Connector - 150mm1 x Stainless Steel Male Connector - 315mm1 x CBS-130 Outlet Flange for CBT-1301 x Helios VARD 355/2/2-TK1 x AMD 355/2/2 High Pressure Long Cased Axial Fan1 x Soler & Palau - HCBT/4-400/H - IP651 x Cased Axial Fan Extension - 400mm dia1 x DDMP 12-12 FLANGE1 x Elta Cased Axial Flange - 1000mm1 x CBS-60 Outlet Flange for CSB/CBT-601 x ZAC- 350 -4-11 x CBA-100 Inlet Flange for CBT-1001 x Casals Circular Outlet Connection Flange - 510201803
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 ...