1. Quieter Interiors: The when-amplified Seems of rain and hail are softened to a more tolerable lever, creating a peaceful and practical House within your building. quieter and more comfy environment, even in the course of weighty storms.Grating AIS memiliki desain yang kuat dan tahan lama dengan rasio kekuatan-to-weight yang luar biasa, Plat Grat