Hail: Hailstones hitting the metal roof or partitions make load, sharp Seems that could truly feel mind-boggling and also scary  in serious weather conditions.Tangga: Tangga berpalang meningkatkan keselamatan di anak tangga dan tangga, meminimalkan risiko terpeleset dan jatuh.five. Perawatan Minim : Tidak memerlukan pengecatan atau pelapisan ulang