Primary air unit

ZEPHIR4 is the primary air unit with active thermodynamic recovery designed to give you more every day: efficiency, simplicity, and comfort.

Why choose it

ZEPHIR4 was created to give you clean, healthy air with maximum efficiency. Thanks to the full inverter heat pump technology and high-efficiency filtration, you can count on a hygienic and constant air renewal, worry-free and without compromises.

With ZEPHIR4 you get:

  • Total autonomy: easy installation and operation with no need for external system integration, thanks to the built-in refrigeration circuit and wide operating range.
  • Reduced start-up and maintenance times.
  • Real savings on investment and daily running costs.

The Clivet advantages

Clivet’s air renewal units guarantee you:

  • full inverter technology to maximize efficiency,
  • active energy recovery from exhaust air with low ventilation power consumption,
  • standard high-efficiency iFD electronic filters with low pressure drops,
  • precise control of supply temperature and humidity, both in heating and cooling,
  • free modulating post-heating,
  • additional capacity available for air conditioning,
  • no cross-contamination between exhaust and supply airflows,
  • smart management of free cooling and indoor air quality,
  • simplified system design, with all components already on board.

What’s new with ZEPHIR4:

  • new high mechanical performance structure (T2 / TB2 according to UNI EN 188),
  • comfortable supply air conditions even at -20°C outdoor temperature (standard unit),
  • extended airflow capacity range,
  • compatibility with VRF central controllers and Clivet supervision systems (CONTROL4 NRG, CLIVET EYE).

With ZEPHIR4, you’re not just changing the air, you’re ensuring a healthier, more efficient, and more comfortable environment every day.