Systemair VTC 1.3+ Lite L Ceiling Residential Heat Recovery AHU with Potentiometer Control, 92% Heat Recovery Efficiency, Variable Speed Ventilation Unit

• High Efficiency Heat Recovery – Recovers up to 92% of heat from extracted air, reducing heating costs while maintaining optimal indoor comfort.
• Energy Efficient Performance – Low specific fan power down to 0.42 W/l/s ensures efficient airflow with reduced energy consumption.
• Flexible Ventilation Control – 100% variable fan speed with independent 230V fan control allows precise airflow adjustment for different room conditions.
• Integrated Comfort Features – Includes auto-boost integration, tempering summer bypass, automated frost protection, and integral humidistat for balanced indoor air quality.
• User-Friendly Maintenance – Designed with easy-access filters and ceiling-mounted installation for convenient servicing and long-term reliability.

The Systemair VTC 1.3+ Lite L Ceiling Residential Air Handling Unit is a high-performance heat recovery ventilation system designed to improve indoor air quality while reducing energy consumption. By recovering heat from extracted air in wet rooms such as bathrooms and kitchens, the unit efficiently transfers this warmth to incoming fresh air before distributing it throughout living spaces like bedrooms and lounges. With heat recovery efficiency of up to 92% and low specific fan power, it helps lower heating demand while maintaining a comfortable indoor environment. The unit features fully variable fan speed control, automated frost protection, and an integrated summer bypass for seasonal comfort. Designed for ceiling installation, it also includes easy-access filters and potentiometer control for simple adjustment and reliable long-term operation in residential ventilation systems.