What are the advantages of Shanghai liefan shutter products?
1. Heat insulation and sound insulation: when the blades are all closed, the indoor sound can be reduced by more than 30 dB, which can make the cold room effect excellent, save power and save curtain fees. It is designed with super explosion-proof alloy and more resistant to storm damage.
2. Ventilation concealment - when the blade angle is adjusted from 15 to 25 degrees, the indoor air can not be seen outdoors, so it has excellent concealment effect and better ventilation. Indoor air convection circulation is suitable for all seasons.
3. Rain shelter - when the blade is adjusted to 45 degrees, the general rainwater can not enter the house and maintain ventilation benefits.
4. Field of vision - super large blade, super wide vision, no pressure of iron window, easy maintenance.
5. Daylighting - when the blade is fully opened at 135 degrees, it has the effect of light refraction, which can improve the indoor lighting.
6. Stainless steel 9m / M solid axis has good anti-theft effect. Blade adjustment will not be stuck, easy to switch.
7. The four seasons windows cooperate with the overall shape of the building to create the overall beauty of the residential appearance.
8. Labor saving switch controller, pull up to 38. 5kg, easy to adjust angle.