This window adopts premium hardware and 5Low-E+9A+5+9A+5 triple-glazed double-cavity glass. It delivers excellent thermal insulation and energy efficiency. Thanks to three layers of glass and dual air chambers, it reduces outside noise by 30-35 decibels. Matched with high-quality fittings, the window features tight sealing and stable structure, bringing superior overall performance and a quiet, comfortable indoor environment.