Products

Helios (90)

CDA 450 x 2D straight through Silencer
£159.60

CDA 4502D straight through Silencer

450mm dia x 900mm long straight through silencer (generally reduces a fan noise level by 10 – 13dB (A)* Can be supplied to either bolt directly to any manufacturer of cased axial or with spigots to mount inline with ducting.The addition of this silencer to a system will act in the same way a silencer does on a car, so if you’ve ever heard a car with  ...

CDA 500 x 1D straight through Silencer
£137.32

CDA 5001D straight through Silencer

500mm dia x 500mm long straight through silencer (generally reduces a fan noise level by 7 – 10dB (A)* Can be supplied to either bolt directly to any manufacturer of cased axial or with spigots to mount inline with ducting.The addition of this silencer to a system will act in the same way a silencer does on a car, so if you’ve ever heard a car with n ...

CDA 500 x 2D straight through Silencer
£185.06

CDA 5002D straight through Silencer

500mm dia x 1000mm long straight through silencer (generally reduces a fan noise level by 10 – 13dB (A)* Can be supplied to either bolt directly to any manufacturer of cased axial or with spigots to mount inline with ducting. The addition of this silencer to a system will act in the same way a silencer does on a car, so if you’ve ever heard a car wit ...

CDA 560 x 1D straight through Silencer
£158.88

CDA 5601D straight through Silencer

560mm dia x 560mm long straight through silencer (generally reduces a fan noise level by 7 – 10dB (A)* Can be supplied to either bolt directly to any manufacturer of cased axial or with spigots to mount inline with ducting.The addition of this silencer to a system will act in the same way a silencer does on a car, so if you’ve ever heard a car with n ...

CDA 560 x 2D straight through Silencer
£240.70

CDA 5602D straight through Silencer

560mm dia x 1120mm long straight through silencer (generally reduces a fan noise level by 10 – 13dB (A)* Can be supplied to either bolt directly to any manufacturer of cased axial or with spigots to mount inline with ducting. The addition of this silencer to a system will act in the same way a silencer does on a car, so if you’ve ever heard a car wit ...

CDA 630 x 1D straight through Silencer
£199.30

CDA 6301D straight through Silencer

630mm dia x 630mm long straight through silencer (generally reduces a fan noise level by 7 – 10dB (A)* Can be supplied to either bolt directly to any manufacturer of cased axial or with spigots to mount inline with ducting.The addition of this silencer to a system will act in the same way a silencer does on a car, so if you’ve ever heard a car with n ...

CDA 630 x 2D straight through Silencer
£271.34

CDA 6302D straight through Silencer

630mm dia x 1260mm long straight through silencer (generally reduces a fan noise level by 10 – 13dB (A)* Can be supplied to either bolt directly to any manufacturer of cased axial or with spigots to mount inline with ducting.The addition of this silencer to a system will act in the same way a silencer does on a car, so if you’ve ever heard a car with ...

CDA 710 x 1D straight through Silencer
£262.78

CDA 7101D straight through Silencer

710mm dia x 710mm long straight through silencer (generally reduces a fan noise level by 7 – 10dB (A)* Can be supplied to either bolt directly to any manufacturer of cased axial or with spigots to mount inline with ducting.The addition of this silencer to a system will act in the same way a silencer does on a car, so if you’ve ever heard a car with n ...

Flakt Woods 100mm diameter x 600mm Long Circular Silencer BDER-30-010-060
£24.45

Flakt Woods 100mm diameter x 600mm Long Circular Silencer BDER-30 – 010-060

The effective and economic solution for sound attenuation in circular duct systems. 100mm diameter x 600mm long duct mounted extractor fan silencer. Can be used with manufacturer of fan with spigots to mount inline with ducting. The addition of this silencer to a system will act in the same way a silencer does on a car, so if you’ve e ...

Flakt Woods 100mm diameter x 900mm Long Circular Silencer BDER-30-010-090
£33.33

Flakt Woods 100mm diameter x 900mm Long Circular Silencer BDER-30 – 010-090

The effective and economic solution for sound attenuation in circular duct systems. 100mm diameter x 900mm long duct mounted extractor fan silencer. Can be used with manufacturer of fan with spigots to mount inline with ducting. The addition of this silencer to a system will act in the same way a silencer does on a car, so if you’ve e ...

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