The world's first in terms of indoor air quality - the Leaf 1 is the first decentralized ventilation system that fits seamlessly into a Loxone Real Smart Home. - Increase in indoor air quality - Presence-controlled ventilation - Humidity-controlled ventilation - Up to 91% heat recovery - Full Loxone app support - Elegant design - Easy installation and commissioning Technical specifications: - Protection class / type: IPX0 - Mains voltage: 24 VDC - Power consumption: 5.4 W. - Sound pressure: 43 dB (A) - Volume flow: level 1/2/3/4: 13/22/30/44 m³ / h - Permissible operating temperature: 45 ° C - Minimum outside temperature: -20 ° C - Minimum wall thickness: 300 mm - Maximum wall thickness: 1,000 mm (Leaf 1 body kit 100) - Size of the design panel: 275 x 275 mm - Energy efficiency class: A + - Data transmission: radio