Basic Parameters: Recommended area ≤7㎡; profile wall thickness 1.4-1.6mm; profile section width 70mm
Core Configuration: Frame built-in patented balancer, arbitrary height hovering, bottom-frame-free design available
Opening Mode: Upper/lower lifting, single sash inward tilting
Product Advantages: Suitable for conventional medium and small spaces with stable structure; inward tilting design realizes ventilation and rain protection simultaneously.