The role of door and window seals

Excellent elastic performance seals the gaps between the profiles, hardware and glass of doors and windows, tightly combines them to form a whole, reduces the heat exchange and heat loss caused by air leakage. The basic principle plays the role of sealing and isostatic pressure, so as to meet the three-sex standard and energy-saving standard of doors and windows, and it is of vital importance to improve the air tightness, water tightness, sound insulation performance and anti-collision and shock absorption of doors and windows, making doors and windows truly Become a qualified energy-saving product.