新尼诗

1.The door frame is reinforced with stainless steel

2.The sealed design prevents air leakage and water infiltration, resists wind pressure, and provides excellent protection.  

3.The unique upper and lower sliding rail design uses multi-layer sealing to ensure outstanding sound insulation.  

4.Performance enhancements include high airtightness, wind pressure resistance, sound insulation, and thermal insulation.  

5.High-quality hardware locks provide excellent anti-theft protection.