Dingli soundproof windows are the best choice for you to completely stay away from the noise :
1 ) Dingli soundproof windows are installed in your existing windows after the second line of defense ;
2 ) without removing your existing windows, window replacement eliminates the confusion caused by the indoor environment and inconvenience to a lot of trouble ;
3 ) Install the quick ,30- 40 minutes to install a window . Without causing messy home environment ;
4 ) push-pull switch left and right , do not take up interior space ;
5 ) Schedule embedded and installation, can be installed on any inside window ( the window sill is very wide, very narrow or no windowsill can be installed ) ;

Four models , there is always a make you satisfied :
1 , the noise environment in general universal soundproof windows
2 , the noise environment is very tough enhanced soundproof windows
3, the noise can be reduced by 80 % to 90% energy saving double- reinforced insulated windows
4 , while strengthening energy-saving double- insulated windows with superior sound insulation and energy-saving effect of

Dingli saving insulated windows allow you to stay away from the noise , listen to the voices !

Nine Advantages :
An isolated noise, effective noise reduction of more than 75% -90 % of the noise can be reduced 44-53 dB maximum over 60 db .
2 green energy, effectively save 40-60 % in electricity costs .
3 specialty materials, effectively blocking 99% of ultraviolet rays, reducing the risk of skin cancer caused by ultraviolet radiation effectively prevent furniture fading and deterioration.
4 windproof waterproof and dustproof, even if you have a window of the first layer of water infiltration , energy-efficient insulated windows Dingli Top Secret is also good enough to make you sit back and relax .
5 Confidentiality performance, energy-efficient insulated windows Dingli good top-secret nature may well protect your personal and family privacy and prevent eavesdropping.
6 exclude cold condensation fog and frost and fog blocking vision.
7 open and flexible, strong and durable, double prolong the life of the original windows secure, fast ventilation .
8 elegant style , structure and basic colors overlap with the original windows, do not obstruct the line of sight ; loading and unloading easy to clean .
9 uses the latest construction technology United States nesting , quick installation .