Luften1 - Recovery Ventilator

Introducing the Lüften1 - ERV Series — the world’s first sleek, installation-free energy recovery ventilator designed for modern living. Whether you own or rent, Lüften makes high-performance indoor air quality accessible to everyone.

Designed to mount seamlessly in your window, Lüften delivers a continuous flow of fresh, filtered outdoor air while recovering up to 80% of heat and humidity from outgoing stale air. It’s powerful enough to ventilate your entire living space — yet whisper-quiet and minimalist in design.

Key Features:

Fresh Air, No Fuss: Brings in outdoor air and removes stale indoor air — no ducts, no tools, no hassle.

Energy Recovery Core: Transfers both heat and moisture to maintain indoor comfort while saving energy.

Tool-Free Installation: Fits snugly into most single or double-hung windows — ideal for apartments, condos, or homes.

Quiet & Efficient Dual Fans: Independently controlled fans ensure optimal airflow and performance at any speed.

Smart Condensation Protection: Built-in sensors and control logic prevent condensation and frost, adapting automatically to your environment.

Discreet & Elegant: With a clean, low-profile frame, Lüften blends into your space without compromising your view or aesthetic.

From high-rises to heritage homes, Lüften brings fresh air where traditional systems can’t — all while helping you cut energy costs, reduce CO₂ levels, and protect your health.