Glasswool is undoubtedly an insulating product comprised of glass fibers, which happens to be created by melting glass at superior temperatures after which drawing it into good fibers.Plat Grating Bergerigi Murah STEEL GRATING SURABAYA menawarkan produk dengan ukuran standar, namun juga menerima pesanan dengan ukuran khusus sesuai kebutuhan proyek.