• 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 Soler & Palau - HXBR/4-355/H - IP541 x Pressed Ducting Saddle - 500mm1 x HCF - Ceiling Fan 900mm (36 inch)1 x Ducting 90 Degree Bend - 630mm1 x Ducting 15 Degree Bend - 500mm1 x Airvent Ceiling Sweep Fan - 48 inch - 4441231 x Elta SPA315/4-1AC - IP441 x Helios HQW-355/4 - IP551 x Hydor Typhoon Circulation Fans - HVFB - 450mm1 x Curved boot - 630mm1 x Spiral Ducting 1 meter - 630mm1 x Duct Split Rings (Pair) -500mm1 x Soler & Palau HXM-350mm1 x HCFT/4-315mm plastic impeller plate fan1 x Female Ducting Connector - 630mm1 x Duct Termination with Mesh - 500mm1 x Ducting Y Piece - 500mm1 x Pressed Ducting Saddle - 630mm1 x Soler & Palau - HCBT/4-315/H - IP651 x Ducting 60 Degree Bend - 500mm1 x HRT/4-350-BPN E211 x HCFT/4-315mm (B-FLOW) plastic impeller plate fan1 x Three Phase ATEX Compact axial fan - 315mm - compactATEC41 x Elta Unpodded Silencer 1D-250mm1 x Round ceiling diffuser 200mm1 x Three Phase ATEX Compact axial fan - 355mm - compactA3ATE1 x CAB-355 ECOWATT Energy Efficient Acoustic Box Fan1 x Gorilla HVLSX401 x HRT/4-630/25-BPN E221 x Elta 3 Amp Electronic single phase speed controller with TK1 x Elta SPA630/4-3EC - IP541 x AL 400 EC 01 AXIALINE - High Performance Long Cased Axial Fan1 x FSAF1250C1DA Silencer 1320/201 x Elta Podded Silencer 2D- 710mm1 x Curved Blade Grille 600x600 (2way blow)1 x FSAF1000C1DA SILENCER 1070/161 x Circular Ceiling Diffuser - TST 1251 x Hydor HPA630/4-1A1 x EBM-papst Motorised Impeller - A6D800-AD01-011 x Spiral Ducting 3 Meters - 160mm1 x Elta SCP710/6/8-3AC - IP551 x HCFT/4-630mm plastic impeller plate fan1 x Anti Vibration Duct Suspension Rings - 160mm1 x Elta SPA710/4/6-3AC - IP541 x AIRVENT speed control - AIR4019611 x AL 315 EC 01 AXIALINE - High Performance Long Cased Axial Fan1 x Ducting 45 Degree Bend - 160mm1 x ERR 31/1 Centrifugal inline fan1 x Circular Ceiling Diffuser - TST 1601 x HRT/4-630/25-APN C21 x FlameProof Plate Axial Fan - Single Phase - 9 inches - Eexd IIC T4 -4pole1 x HRB/6-630-25-BPN1 x Soler & Palau - HCBT/4-710/H - IP651 x 5-Speed Controller for use with Elta SAX Classic Fans
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 ...