Fiberglass insulation is composed of woven fiber stands. The fiber strands contain a huge selection of compact air pockets. The air pockets present the insulation.nine. 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 yan