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.