Hệ thống thông gió thu hồi nhiệt điều khiển bằng tay 53dB mức độ ồn cho sự thoải mái tối ưu trong nhà

Video Description:
Discover the 53dB Wall Mounted Ventilation System with Heat Recovery, designed for optimal indoor comfort. This manual control system offers customizable airflow, quiet operation at 53dB, and efficient air circulation for small to medium-sized rooms. Perfect for residential and commercial spaces, it features Hi-Therma IntegraATW technology for extreme temperature performance.