Ventoxx Harmony
Code: VX02


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Product detailed description
The Ventoxx Harmony is a quiet and economical decentralized heat recovery unit with an efficiency of up to 94% and an air flow rate of up to 50 m³/h. It provides fresh, filtered air without heat loss or condensation all year round.
Casing
The Ventoxx Harmony Smart local heat recovery unit has a compact and elegant design suitable for installation in perimeter walls. The front panel is designed to allow airflow and can be easily closed when not in use. It is made of durable plastic and is available in versions for standard and concealed installation.
Fans
The Ventoxx Harmony Smart heat recovery unit is equipped with a reversible axial fan from renowned manufacturer EBM-Papst, which ensures efficient air supply and exhaust at a low noise level of 22–30 dB.
Motor
The highly efficient and economical motor with low power consumption (1.5–4.7 W) guarantees a long service life and reliable operation.
Recuperation
The Austrian-made ceramic heat exchanger with up to 94% efficiency has a hexagonal structure for maximum heat transfer and long-term durability. The cyclic reverse mode allows the supply air to be heated even in winter without additional heating.

Filter
The washable G3 class filter captures dust and impurities before they enter the exchanger and fan, extending the service life of components and maintaining high indoor air quality.
Electrical connection
Power supply 230 V, can be controlled by remote control (included) or via a Wi-Fi module and the Smart Life mobile app.
Control
11 operating modes, 3 fan speeds, option to pair multiple units for synchronized operation (master–slave). The Wi-Fi version allows programming and automation based on CO₂, humidity and temperature sensors.
Noise
Noise level 22–30 dB at a distance of 1 m, with optional Ventoxx Star silencer reducing noise by up to 30%, also suitable for bedrooms.

Installation
Horizontal installation in a wall opening with a diameter of 160–180 mm and an outward slope of 1–3°. Air ducts available in lengths of 50 cm and 75 cm, can be shortened to 32 cm or extended to 1.5 m.
Accessories
Optional Ventoxx Star sound attenuator, Ventoxx Twist wall controller, metal or plastic outer cover, mounting kits for different wall types.
Instructions
Regular cleaning of filters and heat exchanger every 3 months, replacement of filters every 2 years. Installation and connection must be carried out by a qualified electrician.
Warning
Before installation, check the suitability of the location and observe the recommended distances from the ceiling, doors and other units.

Additional parameters
| Category: | Ventoxx Harmony - decentralized heat recovery units |
|---|---|
| Warranty: | 2 years |
| Weight: | 7 kg |
| Maximum temperature [°C]: | 50 |
| Duct diameter [mm]: | 150 |
| thermal efficiency [%]: | 74–94 |
| Airflow [m3/h]: | 17–50 |
| Sound level [dB(A)]: | 22–30 |
| Input power [W]: | 1,5–4,7 |
| The item has been sold out… | |
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