DN Aluminium Sliding Window 2.0mm Thermal Break Structure Slide Window Smoothly Metal Frame Soundproof Window for House

High-concerned chemical：None Installation Method：Assembly Type：Sliding Windows Opening Pattern：Horizontal Frame Material：Aluminum alloy Origin：Mainland China Open Style：Sliding

High-concerned chemical: None Installation Method: Assembly Type: Sliding Windows Opening Pattern: Horizontal Frame Material: Aluminum alloy Origin: Mainland China Open Style: Sliding