

Envío GRATIS en España (Península) a partir de 300€ + info
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Controlled mechanical ventilation unit of simple ultrasilence flow with high performance (425 m3/h) and energy efficiency. The perfect system to ensure healthy indoor air with minimal noise.
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The Zehnder ComfoFan Silent 425 represents the perfect evolution in controlled mechanical ventilation, combining exceptional performance with ultrasilency performance. Successor of the ComfoFan S, ComfoFan S R and HygroFan models offers the ideal solution to ensure optimal quality of the interior air without giving up energy efficiency.
With a maximum flow rate of 425 m3/h to 150 Pa and advanced DC technology, this simple flow ventilation system sets new standards in terms of silent performance, reduced energy consumption and maximum reliability backed by up to 7 years warranty.
ULTRASILENCIES
EFFECTIVE
INTELIGENT
Maximum range of 425 m3/h to 150 Pa which guarantees optimal ventilation even in large housings, always maintaining a healthy environment.
Optimized design with integrated soft volute to minimize noise, reaching sound levels of only 49 dB(A), ideal for residential environments.
Control PI to +/- 75% HR with maximum control signal, automatically adjusting ventilation according to environmental conditions to prevent condensations.
Radio printed circuit board for integrated series RF control, expandable with three-way switch, RFZ and/or 0-10V sensors for customised management.
Low-consumption DC engine (max. 73W) compatible with EPBD (Energy Performance of Buildings Directive), contributing to the building's energy efficiency.
Made with fully recyclable PP plastic of high quality and 100% recycled plastic cover, all components are recyclable for minimal environmental impact.
* In case of control with at least 2 sensors
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