EHA²
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EHA² Acoustic humidity sensitive air inlet Humidity sensitive system: modulates the airflow according to the local relative humidity rate. Acoustic attenuation up to 42 dB with accessories. Stylish design, with maximum functions The stylish design of the EHA² inlet enables perfect integration on most windows or rolling shutter casings. With the inclusion of high efficiency acoustic foam the product reaches an acoustic attenuation of up to 42 dB when mounted with the special base and canopy. An optional device allows on demand manually closing or opening of the air inlet, complementing the humidity sensitive function available on the EHA². Optional closing and opening device. Slim profile for easy adaptation on windows. Easy to maintain: no adjustment, simple yearly-dusting. Oblique air jet for occupant comfort (1) The oblique air jet of the EHA² skims the ceiling ensuring progressive heating of fresh air for the improved comfort of the occupants. Optional opening and closing device (2) This device is available on versions ‘5-35’ (humidity sensitive) and ‘35’ (without humidity control); it enables the occupant to choose between three modes: minimum, automatic (humidity sensitive) or maximum airflow. The device can be added after the product is installed. Efficient protection against external noise (3) When installed on its acoustic base and with acoustic external canopy (A-EHA), the EHA² air inlet offers great acoustic attenuation, up to 42 dB at maximum opening, which makes it one of the best products available on the market with an air cross section this size (3 600

Window acoustic air inlet Standard code Airflow characteristics Humidity sensitive Closing + opening device* Dn,e,w (C ; Ctr) Acoustic attenuation @ max. opening, air inlet Dn,e,w (C ; Ctr) Acoustic attenuation @ max. opening, with A-EHA + E-EHA2 dB Accessories Flat canopy Acoustic canopy Anti-insect canopy Airflow controller canopy Reinforced acoustic base Characteristics Weight Colours Material (main) Installation A-EHA A-EHA A-EHA white/brown/oak/grey PS, ABS PS, ABS PS, ABS Window installation ■ ■ ■ Rolling shutter casing installation ■ ■ ■ Destination...