ComfoWell Filterbox 420

Zehnder ComfoWell 420 is a modular system comprising an attenuator, fine filter, active carbon filter and manifold box. At a width of 420 mm, it can be used for connecting eight ComfoTube tubes. The system features compact dimensions and good attenuation, and is also easy to clean. The pipework is connected to the end pieces via connectors. All other components can easily be connected with sliding profiles. There is a direct connection between all components.Optimal sound reduction can be achieved with a series circuit of two attenuators. High-efficiency fine filters up to filter class ePM190%/F9 are available for the system. Neutralisation of odours can be ensured by using active carbon filters.