Nordic style windows with built in blinds aluminum shutter on China WDMA Sliding Window it is often more energy

it is often more energy efficient than a double hung window

*Double glazed capability

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· Reduce sound transmission and harmful ultra-violet light rays

When closed the slats become channels that carry the water to the sides that have their own system of canals and water should turn towards the poles where it drains

Nordic style windows with built in blinds aluminum shutter on China WDMA Sliding Window it is often more energyNordic style windows with built in blinds aluminum shutter 100% new aluminum raw material Thick aluminum profile Double glazed aluminum window Exquisite workmanship to avoid water leakage Top brand hardware and glue Advanced machines and equipments to reinforce corner joints All products must be inspected and qualified before loading 1. Our products strictly start with material selection procedure, and go through a rigorous examination by our staffs