The best choice is the broken aluminum soundproof swing windows. Only the Soundproof windows and doors products of hollow laminated glass can meet the needs of high sound insulation. According to scientific data, laminated glass windows can reduce noise at all frequencies, while insulating glass has good noise reduction effects for high frequency noise and various types of traffic noise (such as car noise, external noise, etc.). The two are combined to double the noise effect, and the noise problem for the user will be reduced a lot.