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Fiberglass insulation is composed of woven fiber stands. The fiber strands include many compact air pockets. The air pockets give the insulation.– Kustomisasi: Jika Anda memerlukan ukuran atau hasil akhir khusus, tinggi rendahnya harga tergantuk ukuran spesifikasi.Picking out the correct insulation for the pole barn or post-frame making is vital