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https:///products/perforated/perforated-sunshade.html
Perforated metal panels are widely used in the exterior sun control system. For such purposes, the panels make people enjoy a comfortable working environment without blinding sunlight, as well as keep the air flowing into the building and regulate the temperature. Besides, the adoption also adds vitality to the exterior building walls. The best option materials for perforated metal sunscreen are aluminum or aluminum alloy. Finished products have a high strength-to-weight ratio and are resistant to aging even after long-term sun exposure.