thyristor speed controller BS 1.5
Used in ventilation systems to switch on/off and regulate the speed of single-phase electric motors of voltage-controlled fans.
Airstream 2.1
A continuous running centralised single flow ventilation unit (airstream) extracts the stale air from different rooms contemporaneously, with top acoustic comfort. To be used in combination with self-adjusting air inlet. Thanks to the easy-to-fit air distribution system each single ambient can be properly ventilate.
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BZZ backflow prevention device
The BZZ damper prevents uncontrolled air flow in the opposite direction when the ventilation system is switched off.
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Self-regulating air extract grilles Alize are intended for the extraction of air from sanitary rooms such as: kitchens, bathroom and toilet. They can be used in residential and public buildings. Grilles are mounted in ventilation systems at the ends of exhaust ducts.