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Kalau Rockwool terbuat dari bahan dasar bebatuan, sedangkan Glasswool terbuat dari bahan dasar serat kaca.Once fiberglass insulation gets moist (and it will get moist, as a result of condensation) it's going to lose r-worth! H2o trapped amongst fiberglass insulation and the exterior of a constructing will even lead to mold, fungus growth, rust and