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Fiberglass insulation is composed of woven fiber stands. The fiber strands consist of many hundreds of compact air pockets. The air pockets provide the insulation.9. Perawatan Mudah: Tidak seperti opsi lantai padat, grating memungkinkan akses mudah ke struktur di bawahnya (seperti pipa atau komponen listrik) tanpa perlu melepas bagian lantai yang b