Cost effective sound attenuating ventilator

Independently tested by Sound Research Laboratories in accordance with BSEN20140-10:1992, ISO140-10:1991

2500mm² EA

Can provide up to 42 Dn,e,w attenuation open position

44Db Dn,e,w model available upon request

5000mm² EA Available (40 Dn,e,w open Hi spec foam)

Suitable for use in domestic or non-domestic installations

Ideal for retrofit applications, over an existing slot

High performance gasket combined with compression closing action improves sealing in adverse conditions

Can be mounted to deflect air upwards or downwards

For use over a 13mm slot

Special paint finishes available