Special on Future‑Ready Buildings for New Construction and Retrofits
07.04.2026

Special on Future‑Ready Buildings for New Construction and Retrofits

Our new online special on energy‑efficient and sustainable building technology is now live. At its center is an innovative, future‑ready system solution that intelligently integrates advanced ventilation and climate technology: the combination of the AL‑KO AT4 Complete air handling unit and the Trane Leaf air‑to‑water heat pump.

This solution is one of the first joint developments by ALKO Airtech and Trane, combining decades of expertise in air handling with leading capabilities in heating and climate technology.

 

What you will find in the Online Special

The new ALKO AT4 Complete & Trane Leaf integrated system solution combines our individually configurable air handling unit with a modern, highly efficient air‑to‑water heat pump that uses the natural refrigerant R290 (propane). The result: maximum energy efficiency, high operational reliability, and optimal conditions for a sustainable reduction of CO₂ emissions.

 

Both components are delivered fully assembled, connectionready, and Euroventcertified on a single base frame. This minimizes installation time, reduces operating costs, and enhances overall HVAC system efficiency. Your advantage: a complete, perfectly integrated system solution from a single source.

 

All Information at a Glance

The online special provides detailed technical information on the system solution, including performance and efficiency metrics, typical application areas and key advantages, and direct access to your AL-KO contacts. The special supports planners, architects, engineering firms, energy consultants, and building operators in efficiently deliver sustainable building projects.

 

AL‑KO Airtech x Trane – United in Innovation. Committed to Sustainability.