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With concise and decent appearance, the product features good heat insulation and sound insulation performance; The product adopts EPDM composite foamed automotive grade sealing strip, which is soft, aging resistant and durable and has better sealing effect. The product adopts standard domestic famous brand Shenzhen Hopo accessories with reliable and guaranteed quality. It is equipped with PA66 (nylon 66) heat-insulating aluminum profile, continuous bending and hollow double-sided automotive grade tempered glass, it is moisture proof, sound insulation and heat insulation with better safety performance. It adopts 304# stainless steel friction hinge and features high loading capacity, safe and reliable performance, and the hinge can stop at any position within 90o opening angle. It is applicable to the exterior windows of dustproof and noise-proof spaces such as living room, bedroom, kitchen, etc.