Our life is incredibly diverse and fresh, healthy air is a basic building block for our life. Learn how to effortlessly strike the perfect indoor air balance for your home with Marley Air 4.0.

Marley Air 4.0 is a decentralised ventilation unit with a heat recovery of up to 80%. Marley Air 4.0 is Made in Germany and is especially quiet when in use, as well as highly performing at low energy use. (Energy efficiency class A). Thanks to the tool-free maintenance, the Air 4.0 is the perfect solution for do-it-yourself-assembly. Scope of supply: Entire unit with blends, motor and heat exchanger, including transformer and wireless remote.


  • Sound-optimised, standard sound element
  • G3 exterior filter
  • Tool-free maintenance of the filter, motor and heat exchanger ceramic
  • Simple set-up
  • Wireless connectivity between devices
  • Entire unit including transformer and wireless remote
  • Made in Germany

Installation instruction: Download